Add 15/60 and 20/12
1st number: 15/60, 2nd number: 1 8/12
15/60 + 20/12 is 23/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
15/60 = 15 × 1/60 × 1 = 15/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
20/12 = 20 × 5/12 × 5 = 100/60 - Add the two like fractions:
15/60 + 100/60 = 15 + 100/60 = 115/60 - 115/60 simplified gives 23/12
- So, 15/60 + 20/12 = 23/12
In mixed form: 111/12
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