Add 15/9 and 21/49, Solve 1 6/9 + 21/49 as a fraction

Add 15/9 and 21/49

1^st number: 1 6/9, 2^nd number: 21/49

15/9 + 21/49 is 44/21.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 49 is 441

Next, find the equivalent fraction of both fractional numbers with denominator 441
For the 1st fraction, since 9 × 49 = 441,
15/9 = 15 × 49/9 × 49 = 735/441
Likewise, for the 2nd fraction, since 49 × 9 = 441,
21/49 = 21 × 9/49 × 9 = 189/441
Add the two like fractions:
735/441 + 189/441 = 735 + 189/441 = 924/441
924/441 simplified gives 44/21
So, 15/9 + 21/49 = 44/21
In mixed form: 22/21

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