Add 15/12 and 3/56
1st number: 1 3/12, 2nd number: 3/56
15/12 + 3/56 is 73/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 12 × 14 = 168,
15/12 = 15 × 14/12 × 14 = 210/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
3/56 = 3 × 3/56 × 3 = 9/168 - Add the two like fractions:
210/168 + 9/168 = 210 + 9/168 = 219/168 - 219/168 simplified gives 73/56
- So, 15/12 + 3/56 = 73/56
In mixed form: 117/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/12+3/56 15/12+6/56 15/24+3/56 45/12+3/56 15/12+9/56 15/36+3/56 75/12+3/56 15/12+15/56 15/60+3/56 15/12+21/56 15/84+3/56