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72 125 7的简便运算

72*125*7 用简便算式计算72*125*7=8*9*125*7=(8*125)*(7*9)=1000*63=63000

72x125X7用简便计算怎么做72x125X7 =9x(8x125)X7 =1000x63 =63000

72×125×7简便计算把72分为8×9,125×8的和×7×9的和

72×125×7的简便方法72×125×7 =9×4×2×25×5×7=63000

125乘72乘7简便方法怎么列式计算125x72x7 =125x8x9x7 =(125x8)x(7x9)=1000x63 =63000 答题不易,求采纳!!!

72乘125怎么简便算72乘125简便方法如下:72×125 =9×8×125 =9×(8×125)=9×1000 =9000 解析:此题运用的是乘法结合律 先把72分解成9

72×125×7用简便方法计算72×125×7=5×7×8×9×25=200×5×7×9=1000×7×9=7000×9=63000

72*125*7 用简便算式计算72*125*7=8*9*125*7=(8*125)*(7*9)=1000*63=63000

72×125×7用简便方法计算9*8*125*7=9*1000*7=63000

72乘125的简便计算72×125=9×8×125=9×(8×125)=9×1000=9000 解析看不懂?免费查看同类题视频解析查看

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