Coba dong jawab dengan benar ya

4. 12 2/3 + 5 1/4 = 12 8/12 + 5 3/12 =17 11/12

5. 2 1/3 + 7 1/6 = 2 2/6 + 7 1/6 = 9 3/6 = 9 1/2

6. 1/3 + 2 3/4 = 4/12 + 2 9/12 = 2 13/12 = 2 + 1 1/12 = 3 1/12