问题
解答题
列式计算
(1)7.3与2.7的和乘0.3,积是多少?
(2)3.6与2.5的积,加上7.2所得的和是多少?
答案
(1)(7.3+2.7)×0.3,
=10×0.3,
=3.
答:积是3.
(2)3.6×2.5+7.2,
=9+7.2,
=16.2.
答:和是16.2.
列式计算
(1)7.3与2.7的和乘0.3,积是多少?
(2)3.6与2.5的积,加上7.2所得的和是多少?
(1)(7.3+2.7)×0.3,
=10×0.3,
=3.
答:积是3.
(2)3.6×2.5+7.2,
=9+7.2,
=16.2.
答:和是16.2.