Add 80/42 and 9/96, Solve 1 38/42 + 9/96 as a fraction

Add 80/42 and 9/96

1^st number: 1 38/42, 2^nd number: 9/96

80/42 + 9/96 is 1343/672.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 96 is 672

Next, find the equivalent fraction of both fractional numbers with denominator 672
For the 1st fraction, since 42 × 16 = 672,
80/42 = 80 × 16/42 × 16 = 1280/672
Likewise, for the 2nd fraction, since 96 × 7 = 672,
9/96 = 9 × 7/96 × 7 = 63/672
Add the two like fractions:
1280/672 + 63/672 = 1280 + 63/672 = 1343/672
So, 80/42 + 9/96 = 1343/672
In mixed form: 1671/672

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