Please jawab besok di kumpul buat remedial....! 1. 12 7/9 - 4 3/12=..... 2.15 3/8 - 4 5/7=...... 3.17 2/5 - 3 5/8=...... 4.18 1/3 - 9 6/7=.....

1. 12 7/9-4 3/12=
12 28/36-4 9/36= 8 19/36
2. 15 3/8-4 5/7 =
15 27/56-4 40/56= 10 43/56
3 17 2/5 - 3 5/8=
17 16/40-3 25/40= 13 21/40
4. 18 1/3- 9 6/7=
18 7/21- 9 18/21 = 8 10/21