乘法分配律的十种题型含答案,乘法分配律的十种题型电子版

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乘法分配律的十种题型含答案,乘法分配律的十种题型电子版(1)

25×44

=25×(40+4)

=1000+100

=1100

1.25×4.8

=1.25×(4+0.8)

=5+1

=6

12×(1/4+2/3)

=12×1/4+12×2/3

=3+8

=11

74×102

=74×(100+2)

=7400+74×2

=7548

23×98

=23×(100-2)

=2300-46

=2254

99×78+78

=78×(99+1)

=78×100

=7800

9.9×2.3+0.1×2.3

=2.3×(9.9+0.1)

=2.3×10

=23

101×69-69

=69×(101-1)

=6900

5.6×1.01-0.01×5.6

=5.6×(1.01-0.01)

=5.6×1

=5.6

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