2026四升五数学易错题二刷卷4套

2026四升五数学易错题二刷卷4套（看错+算错+想错+答错｜错因诊断四升五数学学习资料·STARTHERE/使用导览同一道题，第二次要用不同方法做对本资料不追求题量，而是训练“发现错误—解释原因—改变动作—再次验证”。每套先做一遍，订正后至少间隔3天再二刷。看错漏条件、看错符号、单位或问题。算错进退位、数位、试商、小数点错误。想错/答错数量关系、公式、单位、答语或合理性错误。3步启动01第一次独立完成02写清错因和改进动作033天后遮住答案二刷使用边界：错因可能同时出现，记录“最先导致失分”的主要错因即可。

ERRORMODEL四类错因与改进动作把“粗心”拆成可执行的检查动作。错因典型表现改进动作看错漏单位、漏“多/少”、看错运算符圈单位、框符号、问题句下划线算错竖式错位、试商错、小数点未对齐估算范围、逆运算验算想错不知道先求什么、周长面积混淆写数量关系、画图、列“先求/再求”答错单位漏写、答非所问、结果不合理回读问题、补单位答语、生活常识检查

RETEST01第1套｜看错专项训练重点：单位、符号、问题与条件。每题5分，共30分。1.把“九百二十万零四十”写成数。________________________________________________________________________________________________________________________________________________________________2.3千克50克=（）千克。________________________________________________________________________________________________________________________________________________________________3.计算：420-36×8。________________________________________________________________________________________________________________________________________________________________4.长方形长18米、宽12米，求周长。________________________________________________________________________________________________________________________________________________________________5.100米小路两端都栽，每隔5米一棵，求棵数。________________________________________________________________________________________________________________________________________________________________6.判断：0.50和0.5大小相等。________________________________________________________________________________________________________________________________________________________________第一次得分：____/30订正日期：____二刷日期：____二刷得分：____/30本套改进动作圈出单位；给运算符加框；在问题下面画线；答完回看“求什么”。订正说明与二刷痕迹写明错因、改进动作与复测过程

RETEST02第2套｜算错专项训练重点：进退位、数位对齐、试商与验算。每题5分，共30分。1.306×24=________________________________________________________________________________________________________________________________________________________________2.1248÷32=________________________________________________________________________________________________________________________________________________________________3.6.75+2.48=________________________________________________________________________________________________________________________________________________________________4.15.2-7.85=________________________________________________________________________________________________________________________________________________________________5.125×32=________________________________________________________________________________________________________________________________________________________________6.18×12-6×4=________________________________________________________________________________________________________________________________________________________________第一次得分：____/30订正日期：____二刷日期：____二刷得分：____/30本套改进动作竖式数位对齐；商乘除数验算；小数点竖直对齐；估算判断数量级。订正说明与二刷痕迹写明错因、改进动作与复测过程

RETEST03第3套｜想错专项训练重点：数量关系、运算顺序与方法选择。每题5分，共30分。1.5小时行350千米，8小时行多少？________________________________________________________________________________________________________________________________________________________________2.24瓶/箱共35箱，改30瓶/箱需几箱？________________________________________________________________________________________________________________________________________________________________3.两地600千米，速度75和45，相遇时间？________________________________________________________________________________________________________________________________________________________________4.等腰三角形顶角40°，底角？________________________________________________________________________________________________________________________________________________________________5.5个数平均32，去掉后4个数平均30，去掉数？________________________________________________________________________________________________________________________________________________________________6.鸡兔12只38腿，兔几只？________________________________________________________________________________________________________________________________________________________________第一次得分：____/30订正日期：____二刷日期：____二刷得分：____/30本套改进动作先写数量关系；画线段图或表格；判断先求单位量还是总量；结果代回检验。订正说明与二刷痕迹写明错因、改进动作与复测过程

RETEST04第4套｜答错专项训练重点：单位、答语、合理性与完整步骤。每题5分，共30分。1.一套桌椅125元，48套总价。________________________________________________________________________________________________________________________________________________________________2.木条2.75米，锯80厘米，剩余。________________________________________________________________________________________________________________________________________________________________3.操场80米×50米，跑3圈路程。________________________________________________________________________________________________________________________________________________________________4.草地18米×12米，花坛6米×4米，草地面积。________________________________________________________________________________________________________________________________________________________________5.四次成绩86、92、88、94，平均。________________________________________________________________________________________________________________________________________________________________6.答对5分、错扣2分，20题得72分，答对。________________________________________________________________________________________________________________________________________________________________第一次得分：____/30订正日期：____二刷日期：____二刷得分：____/30本套改进动作每步写单位；最后写完整答语；检查结果是否符合生活常识；开放题写清理由。订正说明与二刷痕迹写明错因、改进动作与复测过程

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