Add 81/35 and 3/56
1st number: 2 11/35, 2nd number: 3/56
81/35 + 3/56 is 663/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 35 × 8 = 280,
81/35 = 81 × 8/35 × 8 = 648/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
3/56 = 3 × 5/56 × 5 = 15/280 - Add the two like fractions:
648/280 + 15/280 = 648 + 15/280 = 663/280 - So, 81/35 + 3/56 = 663/280
In mixed form: 2103/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/35+6/56 81/70+3/56 81/35+9/56 81/35+15/56 81/35+21/56