14.37乘7.88—9.37乘7.38+1.43 - 知识问答

14.37乘7.88—9.37乘7.38+1.437乘21.2—93.7乘0.262 急

1个回答

14.37*7.88—9.37*7.38+1.437*21.2—93.7*0.262
1.437*78.8-93.7*0.738+1.437*21.2-93.7*0.262
1.437*( 78.8 + 21.2)---93.7(0.738+0.262)
1.437*100---93.7
143.7-93.7
=50

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