Add 9/60 and 15/8
1st number: 9/60, 2nd number: 1 7/8
9/60 + 15/8 is 81/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
9/60 = 9 × 2/60 × 2 = 18/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
15/8 = 15 × 15/8 × 15 = 225/120 - Add the two like fractions:
18/120 + 225/120 = 18 + 225/120 = 243/120 - 243/120 simplified gives 81/40
- So, 9/60 + 15/8 = 81/40
In mixed form: 21/40
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