计算,能简算的要简算.
0.75×18÷0.15
6.5×9.9
5.79÷0.125÷0.8
9.07+22.78÷3.4
4.7×0.12+4.7×0.88
12.5×8×0.025×4.
下面各题,能简算的要简算.
(1)30.1﹣16.8÷3.5×6.2
(2)27×99
(3)×2.5×
×0.4
(4)÷8+
×
(5)15××(
×
)
(6)÷[(
﹣
)÷
].
脱式计算,能简便的要简便.
1.25×9.76×803.2×2.523.6×99+23.6
36.7+63.3×2.454.3÷4÷2.50.75×18÷0.15.
计算,能简算的要简算.
64×7.65.68×7.5184.6÷2.8
0.8×(1.25+50)47.6÷4÷2.536.45÷(0.82+3.4×0.2)
4.3×68+43×3.26.75÷[0.9÷(0.3×0.4)]3.72×0.1+3.72×8.9.
脱式计算.
17.5÷12.5×1.41.58×99+1.584.38÷0.125÷86.4×4.5+3.6×4.5.