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28x65的竖式和验算怎么写

54x65=3510

竖式:

286565 28 1820

990÷48 = 20.625 本题除尽,得到3位小数:

15.6÷65=多少;验算;结果*65=15.6

搜一下:用竖式计算并验算34x55,28X47,21x75,24X35竖式和验算一样排

270.6/1.5=18.04验算18.04*1.5=270.6

985x56 =(1000-15)x65 =1000x65-15x65 =65000-15x(70-5) =65000-15x70+15x5 =65000-1050+75 =65075-1050 =64025 谢谢,请采纳

15x38用竖式怎么计算15x38=570验算570÷15=38

八百除以七百除以25*4竖式计算八百除以七百除以25*4=800÷700÷25*4=8÷7÷25*4=32/175

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