Add 56/54 and 9/72
1st number: 1 2/54, 2nd number: 9/72
56/54 + 9/72 is 251/216.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 72 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 54 × 4 = 216,
56/54 = 56 × 4/54 × 4 = 224/216 - Likewise, for the 2nd fraction, since 72 × 3 = 216,
9/72 = 9 × 3/72 × 3 = 27/216 - Add the two like fractions:
224/216 + 27/216 = 224 + 27/216 = 251/216 - So, 56/54 + 9/72 = 251/216
In mixed form: 135/216
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/54+18/72 56/54+27/72 56/54+45/72 56/54+63/72