8.75-3.46-1.8*0.3 11/39*40 6-3/2-5/4-9/8-17/16 -33/32的简便运算
来源:学生作业帮 编辑:神马作文网作业帮 分类:数学作业 时间:2024/09/25 03:29:34
8.75-3.46-1.8*0.3 11/39*40 6-3/2-5/4-9/8-17/16 -33/32的简便运算
8.75-3.46-1.8*0.3
=8.75-3.46-0.54
=8.75-(3.46+0.54)
=8.75-4
=4.75
11/39*40
=11/39*(39+1)
=11+11/39
=11又39分之11
6-3/2-5/4-9/8-17/16 -33/32
=6-1-1/2-1-1/4-1-1/8-1-1/16-1-1/32
=1-1/2-1/4-1/8-1/16-1/32
=2/2-1/2-1/4-1/8-1/16-1/32
=1/2-1/4-1/8-1/16-1/32
=1/4-1/8-1/16-1/32
=1/8-1/16-1/32
=1/16-1/32
=1/32
=8.75-3.46-0.54
=8.75-(3.46+0.54)
=8.75-4
=4.75
11/39*40
=11/39*(39+1)
=11+11/39
=11又39分之11
6-3/2-5/4-9/8-17/16 -33/32
=6-1-1/2-1-1/4-1-1/8-1-1/16-1-1/32
=1-1/2-1/4-1/8-1/16-1/32
=2/2-1/2-1/4-1/8-1/16-1/32
=1/2-1/4-1/8-1/16-1/32
=1/4-1/8-1/16-1/32
=1/8-1/16-1/32
=1/16-1/32
=1/32
8.75-3.46-1.8*0.3 11/39*40 6-3/2-5/4-9/8-17/16 -33/32的简便运算
简便运算:3/2+5/4+9/8+17/16+33/32+65/64=?
6—3/2—5/4—9/8—17/16—33/32(简便运算)
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