Question

​cât ne dă fracțiile 5/7+1/7,3/6-6/1,2/6+4/6,5/8+4/6,4/3+4/3,7/9-2/9,2/6+1/7,5/4-2/9​

Answer 1

5/7 + 1/7 = 6/7

2/6 + 4/6 = 6/6 = 1

5/8 + 4/6 = 15/24 + 16/24 = 31/24

4/3 + 4/3 = 8/3

7/9 - 2/9 = 5/9

2/6 + 1/7 = 14/42 + 6/42 = 20/42

5/4 - 2/9 = 45/36 - 8/36 = 33/36