Add 63/42 and 8/7, Solve 1 21/42 + 1 1/7 as a fraction

Add 63/42 and 8/7

1^st number: 1 21/42, 2^nd number: 1 1/7

63/42 + 8/7 is 37/14.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 7 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 42 × 1 = 42,
63/42 = 63 × 1/42 × 1 = 63/42
Likewise, for the 2nd fraction, since 7 × 6 = 42,
8/7 = 8 × 6/7 × 6 = 48/42
Add the two like fractions:
63/42 + 48/42 = 63 + 48/42 = 111/42
111/42 simplified gives 37/14
So, 63/42 + 8/7 = 37/14
In mixed form: 29/14

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