dividing with decimals

2013-06-04 12:33 pm
How to find the answers of...
1.21.6 d 4.3
2.25.4 d 5.4
3.3.512 d 7.9
4.7.24 d 4.5
(d=dividing)

回答 (1)

2013-06-04 4:09 pm
✔ 最佳答案
(1) 21.6/4.3 = 216/43 = 5.0

               5.02  
          43)216
             215  
               1.0
                 0
               1.00
                 86
                 14

(2) 25.4/5.4 = 254/54 = 4.70

               4.70  
          54)254
             216  
              38.0
              37.8
               0.20
                  0
                 20 
                 

(3) 3.512/7.9 = 35.12/79 = 0.4

(4) 7.24/4.5 = 72.4/45 = 1.6
參考: knowledge


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