Add 18/60 and 15/8
1st number: 18/60, 2nd number: 1 7/8
18/60 + 15/8 is 87/40.
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,
18/60 = 18 × 2/60 × 2 = 36/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
15/8 = 15 × 15/8 × 15 = 225/120 - Add the two like fractions:
36/120 + 225/120 = 36 + 225/120 = 261/120 - 261/120 simplified gives 87/40
- So, 18/60 + 15/8 = 87/40
In mixed form: 27/40
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