Add 56/21 and 40/49, Solve 2 14/21 + 40/49 as a fraction

Add 56/21 and 40/49

1^st number: 2 14/21, 2^nd number: 40/49

56/21 + 40/49 is 512/147.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 49 is 147

Next, find the equivalent fraction of both fractional numbers with denominator 147
For the 1st fraction, since 21 × 7 = 147,
56/21 = 56 × 7/21 × 7 = 392/147
Likewise, for the 2nd fraction, since 49 × 3 = 147,
40/49 = 40 × 3/49 × 3 = 120/147
Add the two like fractions:
392/147 + 120/147 = 392 + 120/147 = 512/147
So, 56/21 + 40/49 = 512/147
In mixed form: 371/147

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