题目内容

简算.
0.56×0.125
24÷0.12548×0.25
4÷0.256.42×9918.65-3.7+1.35-16.3
(16.5×24+24×7.5)÷0.610.5×60×5×887.5×305-87.5-4×87.5
93÷0.31÷315.8-4.72-6.28.
0.56×0.125
=(0.56÷8)×(0.125×8)
=0.07×1
=0.07;

24÷0.125
=(24×8)÷(0.125×8)
=192÷1
=192;

48×0.25=12×(4×0.25)
=12×1
=12;


4÷0.25
=(4×4)÷(0.25×4)
=16÷1
=16;

6.42×99
=6.42×(100-1)
=6.42×100-6.42
=642-6.42
=635.58;

18.65-3.7+1.35-16.3
=18.65+1.35-(3.7+16.3)
=20-20
=0;

(16.5×24+24×7.5)÷0.6
=(16.5+7.5)×24÷0.6
=24×24÷0.6
=576÷0.6
=960;

10.5×60×5×8
=(10.5×60)×(5×8)
=630×40
=25200;

87.5×305-87.5-4×87.5
=87.5×(305-1-4)
=87.5×300
=26250;

93÷0.31÷3
=93÷(0.31×3)
=93÷0.93
=100;

15.8-4.72-6.28
=15.8-(4.72+6.28)
=15.8-11
=4.8.
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