latihan 12 tolong di bantu, pakai cara, jangan asal asalan menjawab. pliss bsok di kumpul

1. 2/8 + 1/2 = 2/8 + 4/8 = 8/8 atau 1
2. 1/2 + 1/5 = 5/10 + 2/10 = 7/10
3. 1/4 + 6/8 = 2/8 + 6/8 = 8/8 atau 1
4. 4/9 + 3 2/6 = 8/18 + 3 6/18 = 3 14/18
5. 2/4 + 5 1/2 = 2/4 + 5 2/4 = 5 4/4 atau 6
6. 4 3/11 + 5/6 = 4 18/11 + 55/11 = 4 73/11 atau 10 7/11
7. 8 5/7 + 8/21 = 8 15/21 + 8/21 = 8 23/21 atau 9 2/21
8. 6/18 + 4 4/6 = 6/18 + 4 12/18 = 4 18/18 atau 5
9. 10 3/7 + 2/6 = 10 18/42 + 14/42 = 10 32/42
10. 1/12 + 11 7/20 = 5/60 + 11 21/60 = 11 26/60