Add 15/84 and 81/8
1st number: 15/84, 2nd number: 10 1/8
15/84 + 81/8 is 577/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 8 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
15/84 = 15 × 2/84 × 2 = 30/168 - Likewise, for the 2nd fraction, since 8 × 21 = 168,
81/8 = 81 × 21/8 × 21 = 1701/168 - Add the two like fractions:
30/168 + 1701/168 = 30 + 1701/168 = 1731/168 - 1731/168 simplified gives 577/56
- So, 15/84 + 81/8 = 577/56
In mixed form: 1017/56
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