Add 16/35 and 21/7
1st number: 16/35, 2nd number: 3 0/7
16/35 + 21/7 is 121/35.
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,
16/35 = 16 × 1/35 × 1 = 16/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
21/7 = 21 × 5/7 × 5 = 105/35 - Add the two like fractions:
16/35 + 105/35 = 16 + 105/35 = 121/35 - So, 16/35 + 21/7 = 121/35
In mixed form: 316/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/35+21/7 16/35+42/7 16/70+21/7 16/35+21/14 48/35+21/7 16/35+63/7 80/35+21/7 16/35+21/35 16/35+21/49