no 3,4,5 >< besok harus dikumpulkan.makasih nde>„<

3. 16-4 12/18 = 15 18/18 - 4 12/18 = 1 6/18 = 1 1/3
4. 19 1/3 - 7 5/6 = 12 2/6 - 5/6 = 11 8/6 - 5/6
= 11 3/6 = 11 1/2
5. 18 + 14 7/14 = 32 7/14 = 32 1/2