Add 18/3 and 12/56
1st number: 6 0/3, 2nd number: 12/56
18/3 + 12/56 is 87/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 3 × 56 = 168,
18/3 = 18 × 56/3 × 56 = 1008/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
12/56 = 12 × 3/56 × 3 = 36/168 - Add the two like fractions:
1008/168 + 36/168 = 1008 + 36/168 = 1044/168 - 1044/168 simplified gives 87/14
- So, 18/3 + 12/56 = 87/14
In mixed form: 63/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/3+12/56 18/3+24/56 18/6+12/56 54/3+12/56 18/3+36/56 18/9+12/56 90/3+12/56 18/3+60/56 18/15+12/56 18/3+84/56 18/21+12/56