given:
9 1/2 + 4 3/9 + 3 4/7
we are to evaluate the given expression
so,
9 1/2 + 4 3/9 + 3 4/7
first lets make the fractions proper fractions
we do that by multiplying the denominator with the whole nimber and the adding it to the numerator.
19/2 + 39/9 + 25/7
then we find the lowest common multiple (LCM)
1197 + 546 + 450
126
2193
126
17 51/126