a) 3 3/10 + 1/2 = 3 3/10 + 5/10 = 3 8/10 = 3 4/5
b) 1 1/5 + 1/2 = 1 2/10 + 5/10 = 1 7/10
c) 2 3/7 + 1/2 = 2 6/14 + 7/14 = 2 13/14
d) 1 7/9 + 2/3 = 1 7/9 + 6/9 = 1 13/9 = 2 4/9
e) 2 5/6 + 2/3 = 2 5/6 + 4/6 = 2 9/6 = 3 3/6 = 3 1/3
f) 1 3/10 + 2/3 = 1 9/30 + 20/30 = 1 29/30
