Add 56/45 and 7/12
1st number: 1 11/45, 2nd number: 7/12
56/45 + 7/12 is 329/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 12 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
56/45 = 56 × 4/45 × 4 = 224/180 - Likewise, for the 2nd fraction, since 12 × 15 = 180,
7/12 = 7 × 15/12 × 15 = 105/180 - Add the two like fractions:
224/180 + 105/180 = 224 + 105/180 = 329/180 - So, 56/45 + 7/12 = 329/180
In mixed form: 1149/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/45+14/12 56/90+7/12 56/45+7/24 56/45+21/12 56/45+7/36 56/45+35/12 56/45+7/60 56/45+49/12 56/45+7/84