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2.1÷0.84用竖式计算

2.1÷0.84=()用竖式计算2.1÷0.84=2.5 有用请采纳.

2.1÷0.84 =210 ÷ 84 = 2.5 38.7÷4.5 =387 ÷ 45 = 8.6 竖式见图:

2.1÷0.84=2.5验算:0.84*2.5=2.1

2.1÷0.84=2.5回答完毕~~有疑问请追问,无疑问请点击【采纳】~祝学习进步~~~\(^o^)/~

2.1÷0.56=210÷56,接着用竖式计算:即:2.1÷0.56=3.75 验算:3.75x0.56=2.1 竖式:

2.1除以0.28的竖式计算 2.1÷0.28=7.5 有用请采纳.

2.4*0.84÷2.1=2.4*0.4=0.96

确定是除不是除以2.1除14就是14除以2.1 写成式子是:14÷2.1=140 ÷ 21 ≈6.66 竖式见图:

2.1÷0.064=32.81回答完毕~有疑问请追问~无疑问请点击【采纳】~祝学习进步\(^o^)/~~~

12.6÷0.28=45 8.84÷1.7=5.2 29.9÷0.46=65 0.77*0.35=0.2695 1、介绍:竖式计算是指在计算过程中列一道竖式计算,使计算简便. 2、加法:相同数位对齐,若和超过10,则向前进1.如:435+6971132 3、减法:编辑相同数位对齐,若

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