2026届云南省六年级数学小升初分班考QS01黑白可打印原创仿真卷B1第191套（含参考答案、逐题解析与学生作答区）

六年级数学小升初分班考原创仿真卷·黑白打印版2026届云南省六年级数学小升初分班考QS01黑白可打印原创仿真卷B1第191套（含参考答案、逐题解析与学生作答区）使用对象：2026届云南省六年级学生考试节点：小升初分班考备考考试时间：90分钟满分：120分姓名班级考号得分一、答题说明本卷为原创仿真练习，内容围绕整数、分数、小数、百分数、方程、比例、统计概率、平面与立体几何、综合应用等六年级数学核心能力展开。全卷共22题，满分120分；建议用时90分钟。基础题约占60%，中档题约占30%，综合压轴题约占10%。所有答案必须写在对应作答区内；计算题、应用题和几何题必须写出必要过程，只有结果且无过程的题目按评分细则扣分。π在没有特别说明时取3.14；长度、面积、体积和钱数单位要写完整；最后答案可按题意保留整数、小数或分数。试卷采用黑白可打印版式，题目区与参考答案、逐题解析区分页设置，便于学生先独立完成后再核对订正。二、题型与分值题型题号题量每题分值小计填空题Q01—Q088题3分24分选择题Q09—Q146题4分24分计算与方程题Q15—Q173题8分24分应用与几何综合题Q18—Q214题10分40分综合压轴题Q221题8分8分合计Q01—Q2222题120分三、学生客观题作答栏请将填空题结果和选择题选项先填入下表，再在题目处完成必要过程。题号Q01Q02Q03Q04Q05Q06Q07Q08Q09Q10Q11Q12Q13Q14答案四、试题部分（一）填空题（Q01—Q08，每题3分，共24分）Q01.（3分）把684020300改写成以“万”为单位的数是（）万，保留两位小数写成以“亿”为单位的近似数是（）亿。________________________________________________________________________________________________________________________________________________________________Q02.（3分）分数3/5的分数单位是（）；再添上（）个这样的分数单位就是最小的质数。________________________________________________________________________________________________________________________________________________________________Q03.（3分）在比例尺1:4000000的云南交通示意图上，昆明到大理的图上距离约为8.5厘米，则两地实际距离约为（）千米。________________________________________________________________________________________________________________________________________________________________Q04.（3分）某班男生24人，女生人数是男生人数的5/6。女生有（）人，女生人数占全班人数的（）。________________________________________________________________________________________________________________________________________________________________Q05.（3分）一个圆柱形茶叶筒底面半径3厘米，高10厘米。它的体积是（）立方厘米，表面积是（）平方厘米。（结果用含π的式子表示）________________________________________________________________________________________________________________________________________________________________Q06.（3分）一件原价240元的运动服先降价15%，再在降价后的基础上提价10%，现价是（）元，相当于原价的（）%。________________________________________________________________________________________________________________________________________________________________Q07.（3分）若A=2×2×3×5，B=2×3×3，则A和B的最大公因数是（），最小公倍数是（）。________________________________________________________________________________________________________________________________________________________________Q08.（3分）从数字1、2、3、4、5中任取两个不同数字组成一个两位数，组成偶数的可能性是（）。________________________________________________________________________________________________________________________________________________________________（二）选择题（Q09—Q14，每题4分，共24分）Q09.（4分）下列各组比中，能与2:3组成比例的是（）。

A.3:2B.0.4:0.6C.6:8D.5:7________________________________________________________________________________________________________________________________________________________________Q10.（4分）一个圆锥和一个圆柱等底等高。若圆柱的体积是96立方厘米，则圆锥的体积是（）立方厘米。

A.288B.96C.32D.48________________________________________________________________________________________________________________________________________________________________Q11.（4分）一个数增加25%后是150，这个数原来是（）。

A.100B.120C.125D.187.5________________________________________________________________________________________________________________________________________________________________Q12.（4分）要表示六年级三个班参加“数学阅读”活动人数随4周变化的趋势，最合适的统计图是（）。

A.条形统计图B.扇形统计图C.折线统计图D.统计表________________________________________________________________________________________________________________________________________________________________Q13.（4分）一个三角形的两条边分别是5厘米和8厘米，第三条边的长度是整厘米数。下列长度中，能作为第三条边的是（）。

A.3厘米B.13厘米C.6厘米D.14厘米________________________________________________________________________________________________________________________________________________________________Q14.（4分）如果4x=5y，且x、y都不为0，那么x:y等于（）。

A.5:4B.4:5C.9:20D.20:9________________________________________________________________________________________________________________________________________________________________（三）计算与方程题（Q15—Q17，每题8分，共24分）Q15.（8分）计算下面各题，能简算的要写出简算过程。

（1）36×(5/12＋7/18－1/9)（2）7.8×6.4＋2.2×6.4

（3）(3/4－2/5)÷7/10（4）15.6÷[2.4×(0.75＋0.55)]________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Q16.（8分）解方程或比例。

（1）2/3x＋4=16（2）x:12=5:8

（3）0.6x－1.5=4.5（4）3(x－2)=2x＋7________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Q17.（8分）按要求计算。

（1）一个长方体纸箱长12厘米、宽8厘米、高5厘米，求它的表面积和体积。

（2）一个半圆形花坛直径14米，求它的周长和面积。（π取3.14）________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________（四）应用与几何综合题（Q18—Q21，每题10分，共40分）Q18.（10分）云南某研学基地为六年级学生准备午餐盒。第一天用去总数的2/5，第二天用去剩下盒饭的1/3，最后还剩240份。基地原来准备了多少份午餐盒？第一天和第二天各用去多少份？________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Q19.（10分）学校数学社团为小升初复习购置黑白打印用A4纸和错题本，共90件。A4纸每包28元，错题本每本3元，一共花了720元。两种物品各买了多少？请用方程或列表检验的方法解答。________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Q20.（10分）学校准备在一块长45米、宽28米的长方形活动场地四周外扩铺一条宽2米的安全缓冲带。

（1）安全缓冲带的面积是多少平方米？

（2）如果每平方米铺装材料费35元，全部铺完需要多少元？________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Q21.（10分）甲、乙两地相距20千米。小明从甲地出发骑车去乙地，速度为12千米/时；小丽同时从乙地出发骑车去甲地，速度为10千米/时。途中小明因调车座停了10分钟，然后继续前进。两人从出发到相遇共用了多长时间？相遇时两人各行了多少千米？________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________（五）综合压轴题（Q22，8分）Q22.（8分）一张长32厘米、宽20厘米的长方形硬纸板，从四个角各剪去一个同样大小的正方形，再折成一个无盖长方体纸盒。折成后纸盒底面周长为80厘米。

（1）剪去的小正方形边长是多少厘米？

（2）这个无盖纸盒的容积是多少立方厘米？

（3）若按实际用料面积每平方厘米0.02元计算，一个纸盒的材料成本是多少元？________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________（六）备用演算与检查区本区域用于整理Q15—Q22的计算过程、几何草图、方程检验和错题标记，阅卷时可作为过程参考。_________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________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（七）备用演算与复查区本区域用于复查单位换算、分率关系、比例关系和几何面积计算，提交前请在此完成必要验算。________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

（八）主观题二次检查区提交前请核查Q18—Q22是否写明单位、答语、关键步骤和最终结果。________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________