问题
解答题
用自己喜欢的方法计算.
|
答案
(1)5.6×5.3+4.7×5.6,
=5.6×(5.3+4.7),
=5.6×10,
=56;
(2)1.25×1.37×80,
=1.25×80×1.37,
=100×1.37,
=137.
用自己喜欢的方法计算.
|
(1)5.6×5.3+4.7×5.6,
=5.6×(5.3+4.7),
=5.6×10,
=56;
(2)1.25×1.37×80,
=1.25×80×1.37,
=100×1.37,
=137.