4.56乘7.6加54.4乘0.76简便计算

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4.56乘7.6加54.4乘0.76简便计算

4.56乘7.6加54.4乘0.76简便计算
4.56乘7.6加54.4乘0.76简便计算

4.56乘7.6加54.4乘0.76简便计算
4.56乘7.6加54.4乘0.76
=4.56x7.6+5.44x7.6
=(4.56+5.44)x7.6
=10x7.6
=76
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4.56*7.6+54.4*0.76
原式=4.56*7.6+5.44*7.6
=7.6*(4.56+5.44)
=7.6*10
=76

4.56×7.6+54.4×0.76=4.56×7.6+(54.4×0.1)×(0.76×10)=4.56×7.6+5.44×7.6
=(4.56+5.44)×7.6=10×7.6=76