题目内容
3减去0.25与4的积,差是______;3.8乘1.2的积,扩大100倍是______.
(1)3-0.25×4,
=3-1,
=2;
答:差是2.
(2)3.8×1.2×100,
=4.56×100,
=456;
答:是456.
故答案为:2,456.
=3-1,
=2;
答:差是2.
(2)3.8×1.2×100,
=4.56×100,
=456;
答:是456.
故答案为:2,456.
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