Question

34.5X8.23-34.5+27.7X3.45简算

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Answer 1

您好：

34.5X8.23-34.5+27.7X3.45
=34.5X8.23-34.5x1+2.77X34.5
=34.5x(8.23-1+2.77)
=34.5x10
=345

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Answer 2

34.5×8.23-34.5+27.7×3.45
=34.5×8.23-34.5×1+2.77×34.5
=34.5×(8.23-1+2.77)
=34.5×10
=345

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