Add 15/84 and 81/32, Solve 15/84 + 2 17/32 as a fraction

Add 15/84 and 81/32

1^st number: 15/84, 2^nd number: 2 17/32

15/84 + 81/32 is 607/224.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 32 is 672

Next, find the equivalent fraction of both fractional numbers with denominator 672
For the 1st fraction, since 84 × 8 = 672,
15/84 = 15 × 8/84 × 8 = 120/672
Likewise, for the 2nd fraction, since 32 × 21 = 672,
81/32 = 81 × 21/32 × 21 = 1701/672
Add the two like fractions:
120/672 + 1701/672 = 120 + 1701/672 = 1821/672
1821/672 simplified gives 607/224
So, 15/84 + 81/32 = 607/224
In mixed form: 2159/224

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