问题
计算题
脱式计算。(能简算的要简算) | ||||
|
答案
(1)12.5×3.2×0.047
=12.5×8×0.4×0.047
=100×0.4×0.047
=1.68
=240×(59.5÷0.25)
=240×238
=57120
(3)7.3×1.12+0.73×8.8
=0.73×(11.2+8.8)
=0.73×20
=14.6
=2.9×0.1÷1
=0.29
脱式计算。(能简算的要简算) | ||||
|
(1)12.5×3.2×0.047
=12.5×8×0.4×0.047
=100×0.4×0.047
=1.68
=240×(59.5÷0.25)
=240×238
=57120
(3)7.3×1.12+0.73×8.8
=0.73×(11.2+8.8)
=0.73×20
=14.6
=2.9×0.1÷1
=0.29