Add 81/12 and 15/8
1st number: 6 9/12, 2nd number: 1 7/8
81/12 + 15/8 is 69/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 12 × 2 = 24,
81/12 = 81 × 2/12 × 2 = 162/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
15/8 = 15 × 3/8 × 3 = 45/24 - Add the two like fractions:
162/24 + 45/24 = 162 + 45/24 = 207/24 - 207/24 simplified gives 69/8
- So, 81/12 + 15/8 = 69/8
In mixed form: 85/8
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