Add 49/21 and 21/63, Solve 2 7/21 + 21/63 as a fraction

Add 49/21 and 21/63

1^st number: 2 7/21, 2^nd number: 21/63

49/21 + 21/63 is 8/3.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 63 is 63

Next, find the equivalent fraction of both fractional numbers with denominator 63
For the 1st fraction, since 21 × 3 = 63,
49/21 = 49 × 3/21 × 3 = 147/63
Likewise, for the 2nd fraction, since 63 × 1 = 63,
21/63 = 21 × 1/63 × 1 = 21/63
Add the two like fractions:
147/63 + 21/63 = 147 + 21/63 = 168/63
168/63 simplified gives 8/3
So, 49/21 + 21/63 = 8/3
In mixed form: 22/3

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