Add 18/12 and 9/56
1st number: 1 6/12, 2nd number: 9/56
18/12 + 9/56 is 93/56.
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,
18/12 = 18 × 14/12 × 14 = 252/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
9/56 = 9 × 3/56 × 3 = 27/168 - Add the two like fractions:
252/168 + 27/168 = 252 + 27/168 = 279/168 - 279/168 simplified gives 93/56
- So, 18/12 + 9/56 = 93/56
In mixed form: 137/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/12+9/56 18/12+18/56 18/24+9/56 54/12+9/56 18/12+27/56 18/36+9/56 90/12+9/56 18/12+45/56 18/60+9/56 18/12+63/56 18/84+9/56