问题
解答题
列竖式计算
(1)1.29×0.52
(2)6.2×0.05
(3)6.12+1.7
(4)5.3÷0.8(商凑整到十分位)
答案
(1)1.29×0.52=0.6708
(2)6.2×0.05=0.31
(3)6.12+1.7=7.82
(4)5.3÷0.8≈6.6
列竖式计算
(1)1.29×0.52
(2)6.2×0.05
(3)6.12+1.7
(4)5.3÷0.8(商凑整到十分位)
(1)1.29×0.52=0.6708
(2)6.2×0.05=0.31
(3)6.12+1.7=7.82
(4)5.3÷0.8≈6.6