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5.6×0.375+38×5.4-0.375×0.9.
题目详情
5.6×0.375+
×5.4-0.375×0.9.
3 |
8 |
▼优质解答
答案和解析
5.6×0.375+
×5.4-0.375×0.9,
=5.6×0.375+0.375×5.4-0.375×0.9,
=(5.6+5.4-0.9)×0.375,
=10.1×0.375,
=(10+0.1)×0.375,
=10×0.375+0.1×0.375,
=3.75+0.0375,
=3.7875.
3 |
8 |
=5.6×0.375+0.375×5.4-0.375×0.9,
=(5.6+5.4-0.9)×0.375,
=10.1×0.375,
=(10+0.1)×0.375,
=10×0.375+0.1×0.375,
=3.75+0.0375,
=3.7875.
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