0.63÷0.1+0.9怎么简便计算

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0.63÷0.1+0.9怎么简便计算0.63÷0.1+0.9怎么简便计算0.63÷0.1+0.9怎么简便计算=6.3÷1+0.9=6.3+0.9=7.20.63÷0.1+0.9=6.3+1-0.1=7

0.63÷0.1+0.9怎么简便计算
0.63÷0.1+0.9怎么简便计算

0.63÷0.1+0.9怎么简便计算
=6.3÷1+0.9
=6.3+0.9
=7.2

0.63÷0.1+0.9
=6.3+1-0.1
=7.3-0.1
=7.2

计算器 =7把貌似

0.63÷0.1+0.9
= 6.3 + 0.9
= 0.9*7 + 0.9
= 0.9*(7+1)
= 0.9 * 8
= 7.2

0.63÷0.1+0.9
=0.63*10+0.9
=0.9*7+0.9
=0.9*(7+1)
=0.9*8
=7.2