Question

Scrieți ca număr zecimal
5/11
3 2/7
5 7/8
10 6/9
1 3/4
3 7/12
6 9/10
7 4/15
​

Answer 1

5/11 = 0,(45)

3 2/7 = 3×7+2/7 = 23/7 = 3,28

5 7/8 = 5×8+7/8 = 47/8 = 5,875

10 6/9 = 10×9+6/9 = 96/9 = 10,(6)

1 3/4 = 1×4+3/4 = 7/4 = 1,75

3 7/12 = 3×12+7/12 = 43/12 = 3,58(3)

6 9/10 = 6×10+9/10 = 69/10 = 6,9

7 4/15 = 7×15+4/15 = 109/15 = 7,2(6)