9.76*0.73-0.76*0.73用简便方法?
7个回答
展开全部
6.57
原式:
0.73*(9.76-0.76)
=0.73*9
=0.73*(10-1)
=7.3-0.73
=7.3-0.3-0.43
=7-0.43
=6.57
请采纳谢谢
原式:
0.73*(9.76-0.76)
=0.73*9
=0.73*(10-1)
=7.3-0.73
=7.3-0.3-0.43
=7-0.43
=6.57
请采纳谢谢
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展开全部
9.76*0.73-0.76*0.73
=(9+0.76)*0.73-0.76*0.73
=9*0.73+0.76*0.73-0.76*0.73
=(10-1)*0.73
=7.3-0.73
=6.57
=(9+0.76)*0.73-0.76*0.73
=9*0.73+0.76*0.73-0.76*0.73
=(10-1)*0.73
=7.3-0.73
=6.57
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展开全部
9.76×0.73-0.76×0.73
=0.73×(9.76-0.76)
=0.73×9
=6.57
=0.73×(9.76-0.76)
=0.73×9
=6.57
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