Add 84/14 and 84/63, Solve 6 0/14 + 1 21/63 as a fraction

Add 84/14 and 84/63

1^st number: 6 0/14, 2^nd number: 1 21/63

84/14 + 84/63 is 22/3.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 63 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 14 × 9 = 126,
84/14 = 84 × 9/14 × 9 = 756/126
Likewise, for the 2nd fraction, since 63 × 2 = 126,
84/63 = 84 × 2/63 × 2 = 168/126
Add the two like fractions:
756/126 + 168/126 = 756 + 168/126 = 924/126
924/126 simplified gives 22/3
So, 84/14 + 84/63 = 22/3
In mixed form: 71/3

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