Add 81/8 and 15/12
1st number: 10 1/8, 2nd number: 1 3/12
81/8 + 15/12 is 91/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 12 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
81/8 = 81 × 3/8 × 3 = 243/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
15/12 = 15 × 2/12 × 2 = 30/24 - Add the two like fractions:
243/24 + 30/24 = 243 + 30/24 = 273/24 - 273/24 simplified gives 91/8
- So, 81/8 + 15/12 = 91/8
In mixed form: 113/8
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