A-A+
下面各题 怎样计算简便就怎样算.95.6×108-95.6×8(8.1-8.1×56)÷94
问题详情
下面各题,怎样计算简便就怎样算.
参考答案
(1)95.6×108-95.6×8
=95.6×(108-8)
=95.6×100
=9560;
(2)(8.1-8.1×56)÷94
=[8.1×(1-56)]÷94
=[8.1×16]÷94
=1.35÷94
=0.6;
(3)145-(2.8-57)+27
=145-2.8+57+27
=(145-2.8)+(57+27)
=0+1
=1;
(4)9.4×14+0.25×35
=9.4×0.25+0.25×35
=(9.4+35)×0.25
=10×0.25
=2.5;
(5)37-[195-(145+47)]
=37-[195-145-47]
=37-[1-47]
=37-37
=0;
(6)35÷[(15+13)÷29]
=35÷[815÷29]
=35÷125
=14.
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