4.3×2.68 43×0.74怎么简算?
3个回答
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4.3×2.68+43×0.74
=4.3×2.68+4.3×7.4
=4.3×(2.6+7.4+0.08)
=4.3×10+4.3×0.08
=43+0.0344
=43.0344
=4.3×2.68+4.3×7.4
=4.3×(2.6+7.4+0.08)
=4.3×10+4.3×0.08
=43+0.0344
=43.0344
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展开全部
4.3x2.6+43x0.74
=4.3x2.6+4.3x7.4
=4.3x(2.6+7.4)
=4.3x10
=43
=4.3x2.6+4.3x7.4
=4.3x(2.6+7.4)
=4.3x10
=43
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