Add 49/21 and 84/9, Solve 2 7/21 + 9 3/9 as a fraction

Add 49/21 and 84/9

1^st number: 2 7/21, 2^nd number: 9 3/9

49/21 + 84/9 is 35/3.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 9 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 9 × 7 = 63,
84/9 = 84 × 7/9 × 7 = 588/63
Add the two like fractions:
147/63 + 588/63 = 147 + 588/63 = 735/63
735/63 simplified gives 35/3
So, 49/21 + 84/9 = 35/3
In mixed form: 112/3

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