问题
计算题
脱式计算。(能简算的要简算)
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答案
(1)原式=0.125×8×(500×0.2)
=100
=92.455
=0.9797
(4)原式=4.7×(4.7+4.3+1)
=4.7×10
=47
=49.2-9
=40.2
=2.008×2000
=4016
(7)原式=5.28×4×0.25
=5.28
=35
脱式计算。(能简算的要简算)
|
(1)原式=0.125×8×(500×0.2)
=100
=92.455
=0.9797
(4)原式=4.7×(4.7+4.3+1)
=4.7×10
=47
=49.2-9
=40.2
=2.008×2000
=4016
(7)原式=5.28×4×0.25
=5.28
=35