Add 27/15 and 40/12
1st number: 1 12/15, 2nd number: 3 4/12
27/15 + 40/12 is 77/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
27/15 = 27 × 4/15 × 4 = 108/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
40/12 = 40 × 5/12 × 5 = 200/60 - Add the two like fractions:
108/60 + 200/60 = 108 + 200/60 = 308/60 - 308/60 simplified gives 77/15
- So, 27/15 + 40/12 = 77/15
In mixed form: 52/15
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