脱式计算.25×124+3600÷2405.02-1.25-2.75(45-14)÷1112+161-(4.3×0.2-0.106)[1-(25+13)]÷25(16+14-13)×12.-数学
题文
脱式计算.
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答案
(1)25×124+3600÷240, =3100+15, =3115; (2)5.02-1.25-2.75, =5.02-(1.25+2.75), =5.02-4, =1.02; (3)(
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(4)1-(4.3×0.2-0.106), =1-(0.86-0.106), =1-0.754, =0.246; (5)[1-(
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