问题
解答题
列式计算.
(1)0.32乘2.5的积,加上7.2,和是多少?
(2)1.6除3.68的商,加上0.3乘2.6的积,和是多少?
答案
(1)0.32×2.5+7.2,
=0.8+7.2,
=8,
答:和是8;
(2)3.68÷1.6+0.3×2.6,
=2.3+0.78,
=3.08,
答:和是3.08.
列式计算.
(1)0.32乘2.5的积,加上7.2,和是多少?
(2)1.6除3.68的商,加上0.3乘2.6的积,和是多少?
(1)0.32×2.5+7.2,
=0.8+7.2,
=8,
答:和是8;
(2)3.68÷1.6+0.3×2.6,
=2.3+0.78,
=3.08,
答:和是3.08.