tolong banget yang jago mtk dasar, thx ya. 1. 3 1/2 + 2 2/4= 2. 4 3/4 - 2 1/8= 3. 1 - 2/7= 4. 2 9/10+ 3 7/15

1. 7/2+10/4
    =7/2+5/2= 12/2=6

2. 19/4-17/8
     = 38/8-17/8=21/8= 2  5/8

3. 7/7-2/7=5/7

4.29/10+52/15
   = 87/30 + 104/30= 191/30= 6 11/30

1. 3 1/2 = 7/2+10/4
= 28+20/8
=48/8
= 6