101.4-10.4= 1.6×0.0125= 10÷0.2÷0.5=
0.65×2= 9.02÷0.01= 0.4×0.22×0.25=
2.4×0.25= 4.7-0.47= (3.639-1)÷1.3=
①120×4×0.25×0.7
②51×7.5-49×7.5-1
③(20+9.744÷2.4)×0.5-1.93
④[3.72-0.72×(1.6+2.4)]÷0.1
20立方米=立方分米 1800毫升=立方分米
9.8升=立方厘米
一瓶矿泉水280 一个保险箱的容积是40