【脱式计算0.876÷7.3+2.040.78÷2.6+3.-查字典问答网
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  【脱式计算0.876÷7.3+2.040.78÷2.6+3.5×0.424.57×3.9+54.3×0.391.25×3.94×0.8.】

  脱式计算

  0.876÷7.3+2.04

  0.78÷2.6+3.5×0.42

  4.57×3.9+54.3×0.39

  1.25×3.94×0.8.

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2020-04-0911:10
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李光合

  (1)0.876÷7.3+2.04=0.12+2.04=2.16; (2)0.78÷2.6+3.5×0.42=0.3+1.47=1.77;(3)4.57×3.9+54.3×0.39 =45.7×0.39+54.3×0.39=(45.7+54.3)×0.39 &n...

2020-04-09 11:11:03
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