Add 15/14 and 81/84
1st number: 1 1/14, 2nd number: 81/84
15/14 + 81/84 is 57/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 14 × 6 = 84,
15/14 = 15 × 6/14 × 6 = 90/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
81/84 = 81 × 1/84 × 1 = 81/84 - Add the two like fractions:
90/84 + 81/84 = 90 + 81/84 = 171/84 - 171/84 simplified gives 57/28
- So, 15/14 + 81/84 = 57/28
In mixed form: 21/28
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