Add 21/49 and 81/32, Solve 21/49 + 2 17/32 as a fraction

Add 21/49 and 81/32

1^st number: 21/49, 2^nd number: 2 17/32

21/49 + 81/32 is 663/224.

Find the least common denominator or LCM of the two denominators:
LCM of 49 and 32 is 1568

Next, find the equivalent fraction of both fractional numbers with denominator 1568
For the 1st fraction, since 49 × 32 = 1568,
21/49 = 21 × 32/49 × 32 = 672/1568
Likewise, for the 2nd fraction, since 32 × 49 = 1568,
81/32 = 81 × 49/32 × 49 = 3969/1568
Add the two like fractions:
672/1568 + 3969/1568 = 672 + 3969/1568 = 4641/1568
4641/1568 simplified gives 663/224
So, 21/49 + 81/32 = 663/224
In mixed form: 2215/224

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