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数学
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计算:
2005×
3
8
−0.375×1949+3.75×2.4
的值为多少?
人气:110 ℃ 时间:2019-10-19 00:24:32
解答
2005×
3
8
-0.375×1949+3.75×2.4
=2005×0.375-0.375×1949+3.75×2.4
=2005×0.375-0.375×1949+0.375×24
=(2005-1949+24)×0.375
=80×0.375
=30.
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计算:2005×3/8−0.375×1949+3.75×2.4的值为多少?
计算:2005×3/8−0.375×1949+3.75×2.4的值为多少?
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