Add 7/8 and 81/60
1st number: 7/8, 2nd number: 1 21/60
7/8 + 81/60 is 89/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 60 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
7/8 = 7 × 15/8 × 15 = 105/120 - Likewise, for the 2nd fraction, since 60 × 2 = 120,
81/60 = 81 × 2/60 × 2 = 162/120 - Add the two like fractions:
105/120 + 162/120 = 105 + 162/120 = 267/120 - 267/120 simplified gives 89/40
- So, 7/8 + 81/60 = 89/40
In mixed form: 29/40
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