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5.04 乘28列竖式计算

5.04 x 4.8 40 32 201 6 24.192

把九九乘法表背会就非常容易计算啦,如下图所示.

28乘93列竖式 28*93=2604

原式=5X28+0.04X28 =140+1.12 =141.12

5.04X28=141.12

5.04*28=(5+0.04)*4*7=5*4*7+0.04*4*7=140+0.16*7=140+1.12=141.12

5.04成28脱式计算5.04*28=5*28+0.04*28=140+1.12=141.12

5.04*28用简便计算5.04*28=28*(5+0.04)=25*5+28*0.04=140+1.12=141.12

5.04乘2.9精确到十分位列竖式计算图片14.65.04*2.9=14.616有用请采纳.

简便计算5.04x28=5x28+0.04x28=140+1.12=141.12

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