Add 56/21 and 7/9, Solve 2 14/21 + 7/9 as a fraction

Add 56/21 and 7/9

1^st number: 2 14/21, 2^nd number: 7/9

56/21 + 7/9 is 31/9.

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,
56/21 = 56 × 3/21 × 3 = 168/63
Likewise, for the 2nd fraction, since 9 × 7 = 63,
7/9 = 7 × 7/9 × 7 = 49/63
Add the two like fractions:
168/63 + 49/63 = 168 + 49/63 = 217/63
217/63 simplified gives 31/9
So, 56/21 + 7/9 = 31/9
In mixed form: 34/9

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