Question

помогите плеееееез!!!
$1. 1) 5 frac{1}{4} +2, 2)7+ 3frac{2}{7} , 3)3frac{1}{3} +2 frac{1}{6}, 4) frac{3}{5} +4 frac{1}{2} , 5) 1 frac{3}{7} + 2 frac{1}{2}, 6) 4 frac{2}{3} + 3frac{2}{5};$

Answer 1

5 1/4 + 2 = 7 1/4

7 + 3 2/7 = 10 2/7

3 1/3 + 2 1/6 = 3 2/6 + 2 1/6 = 5 3/6= 5 1/2

3/5 + 4 1/2 = 6/10 + 4 5/10 = 4 11/10 = 5 1/10 

1 3/7 + 2 1/2 = 1 6/14 + 2 7/14 = 3 13/14

4 2/3 + 3 2/5 = 4 10/15 + 3 6/15 = 7 16/15 = 8 1/15