9.76×0.72减0.76×0.72简便计算,递等式

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9.76×0.72减0.76×0.72简便计算,递等式9.76×0.72减0.76×0.72简便计算,递等式9.76×0.72减0.76×0.72简便计算,递等式9.76×0.72-0.76×0.72

9.76×0.72减0.76×0.72简便计算,递等式
9.76×0.72减0.76×0.72简便计算,递等式

9.76×0.72减0.76×0.72简便计算,递等式
9.76×0.72-0.76×0.72
=(9.76-0.76)×0.72=9×0.72=64.8

9.76×0.72减0.76×0.72
=0.72x(9.76-0.76)
=0.72x9
=6.48