《分数除法简便运算》练习单(最新整理)

1、分数除法简便运算练习单六年级（）班姓名：组名：指导老师： 一、自主学习：（一）、填空。1、 乘法交换律用字母表：ab= 乘法结合律用字母表：abc=乘法分配律用字母表：（a+b）c= 2、运算性质：减法的运算性质：a（bc）=a（bc）=除法的运算性质：a（bc）=a（bc）=（ab）c=（ab）c=（二）、简便计算，并说出运用了什么运算定律或性质。（）（19 17）24（）3 5571157812812191768( 5 + 7 2 )4811 7 7 74 1.8+19.2 4241239449771.5 4 +0.86.5+2 4101 447 9915101 55255068 2055

2、99698820206.13 2 1889（）13 11 （2 2 4 ）33992515315自我评价：家长评价：小组评价：二、合作探究【学法指导】请同学们在预习基础上，通过小组合作、讨论，完成以下习题；由小组长负责确定最后讨论结果，并派出代表，进行全班交流展示。看谁最棒奥！7 95 1（ 5 1 ） 5121298288 13 +2375 1323733 5 + 3 44 + 24 5 - 0.6（ 2 5）27 18 8 85 2353 563927391563自我评价：小组评价：三、延伸巩固35171733681224【训练反馈】请同学们认真完成，千万不要出错噢！ 5 + 3 19 2

3、 9 35（ 5 7 5 ） 16848 11 - 5 + 3 - 13 171125 265 4 + 578 3 + 157 4 126424 24+9591134333 11 + 7 +5 13 5 + 0.375 2 6 - 3 8 8 888 121824 728 11113学习反思： 自我评价:小组评价：教师评价：“”“”at the end, xiao bian gives you a passage. minand once said, people who learn to learn are very happy people. in every wonderful life

4、, learning is an eternal theme. as a professional clerical and teaching position, i understand the importance of continuous learning, life is diligent, nothing can be gained, only continuous learning can achieve better self. only by constantly learning and mastering the latest relevant knowledge, can employees from all walks of life keep up with the pace of enterprise development and innovate to meet the needs of the market. this document is also edited by my studio professionals, there may b