4.37+9.9×4.37简便计算?
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4.37 x(1+9.9)
=4.37x10.9
=4.37x(10+1-0.1)
=43.7+4.37-0.437
=48.07-0.437
=47.633
=4.37x10.9
=4.37x(10+1-0.1)
=43.7+4.37-0.437
=48.07-0.437
=47.633
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展开全部
=4.37x(1+9.9)
=4.37x(10+1-0.1)
=43.7+4.37-0.437
=48.07-0.437
=47.633
=4.37x(10+1-0.1)
=43.7+4.37-0.437
=48.07-0.437
=47.633
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展开全部
4.37*(1+9.9)
=4.37*(10+1-0.1)
=43.7+4.37-0.437
=47.633
=4.37*(10+1-0.1)
=43.7+4.37-0.437
=47.633
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展开全部
=43.7×9.9+43.7×0.1
=43.7×(9.9+0.1)
=43.7×10
=437
=43.7×(9.9+0.1)
=43.7×10
=437
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展开全部
=4.37+(10-0.1)×4.37
=4.37+4.37×10-4.37×0.1
=4.37+43.7-0.437
=48.07-0.437
=47.633
=4.37+4.37×10-4.37×0.1
=4.37+43.7-0.437
=48.07-0.437
=47.633
追答
=4.37+(10-0.1)×4.37
=4.37+4.37×10-4.37×0.1
=4.37+43.7-0.437
=48.07-0.437
=47.633
=4.37+(10-0.1)×4.37
=4.37+4.37×10-4.37×0.1
=4.37+43.7-0.437
=48.07-0.437
=47.633
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