Add 1/12 and 28/15
1st number: 1/12, 2nd number: 1 13/15
1/12 + 28/15 is 39/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
1/12 = 1 × 5/12 × 5 = 5/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
28/15 = 28 × 4/15 × 4 = 112/60 - Add the two like fractions:
5/60 + 112/60 = 5 + 112/60 = 117/60 - 117/60 simplified gives 39/20
- So, 1/12 + 28/15 = 39/20
In mixed form: 119/20
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