问题
解答题
列式计算.
(1)0.9除4.68的商,乘以25与6.6的差,积是多少?
(2)一个数的3倍比20与0.5的和多46.25,这个数是多少?
答案
(1)(4.68÷0.9)×(25-6.6),
=5.2×18.4,
=95.68;
答:积是95.68.
(2)(20+0.5+46.25)÷3,
=66.75÷3,
=22.25.
答:这个数是22.25.
列式计算.
(1)0.9除4.68的商,乘以25与6.6的差,积是多少?
(2)一个数的3倍比20与0.5的和多46.25,这个数是多少?
(1)(4.68÷0.9)×(25-6.6),
=5.2×18.4,
=95.68;
答:积是95.68.
(2)(20+0.5+46.25)÷3,
=66.75÷3,
=22.25.
答:这个数是22.25.