Add 81/35 and 16/7
1st number: 2 11/35, 2nd number: 2 2/7
81/35 + 16/7 is 23/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 35 × 1 = 35,
81/35 = 81 × 1/35 × 1 = 81/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
16/7 = 16 × 5/7 × 5 = 80/35 - Add the two like fractions:
81/35 + 80/35 = 81 + 80/35 = 161/35 - 161/35 simplified gives 23/5
- So, 81/35 + 16/7 = 23/5
In mixed form: 43/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/35+32/7 81/70+16/7 81/35+16/14 81/35+48/7 81/35+16/21 81/35+80/7 81/35+16/35 81/35+16/49