Выполните сложение дробей: 1)3/4+5/8; 2)2/5+7/15; 3)7/16+1/4; 4)2/7+1/3; 5)5/18+2/3; 6)5/6+7/8; 7)5/6+2/9; 8)1/4+2/5.

3/4 + 5/8 = 6/8 + 5/8 = 11/8 = 1 3/8
2/5 + 7/15 = 6/15 + 7/15 = 13/15
7/16 + 1/4 = 7/16 + 4/16 = 11/16
2/7 + 1/3 = 6/21 + 7/21 = 13/21
5/18 + 2/3 = 5/18 + 12/18 = 17/18
5/6 + 7/8 = 20/24 + 21/24 = 41/24 = 1 17/24
1/4 + 2/5 = 5/20 + 8/20 = 13/20

1)²/¾+⅝=6/8 +⅝=11/8
2)³/2/5+7/15=6/15+7/15=13/15
3)7/16+⁴/¼=7/16+4/16=11/16
4)³/2/7+7/1/3=6/21+7/21=13/21
5)5/18+6/2/3=5/18+12/18=17/18
6)⁴/5/6+³/⅞=20/24+21/24=41/24=1 17/24
7)³/5/6+²/2/9=15/18+4/18=19/18=1 1/18
8)5/1/4+4/2/5=5/20+8/20=13/20