Add 56/63 and 7/12
56/63 + 7/12 is 53/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 12 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
56/63 = 56 × 4/63 × 4 = 224/252 - Likewise, for the 2nd fraction, since 12 × 21 = 252,
7/12 = 7 × 21/12 × 21 = 147/252 - Add the two like fractions:
224/252 + 147/252 = 224 + 147/252 = 371/252 - 371/252 simplified gives 53/36
- So, 56/63 + 7/12 = 53/36
In mixed form: 117/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/63+14/12 56/63+7/24 56/63+21/12 56/63+7/36 56/63+35/12 56/63+7/60 56/63+49/12 56/63+7/84