Add 81/56 and 36/35
1st number: 1 25/56, 2nd number: 1 1/35
81/56 + 36/35 is 99/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 35 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
81/56 = 81 × 5/56 × 5 = 405/280 - Likewise, for the 2nd fraction, since 35 × 8 = 280,
36/35 = 36 × 8/35 × 8 = 288/280 - Add the two like fractions:
405/280 + 288/280 = 405 + 288/280 = 693/280 - 693/280 simplified gives 99/40
- So, 81/56 + 36/35 = 99/40
In mixed form: 219/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/56+72/35 81/56+36/70