Add 16/2 and 21/7
1st number: 8 0/2, 2nd number: 3 0/7
16/2 + 21/7 is 11/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
16/2 = 16 × 7/2 × 7 = 112/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
21/7 = 21 × 2/7 × 2 = 42/14 - Add the two like fractions:
112/14 + 42/14 = 112 + 42/14 = 154/14 - 154/14 simplified gives 11/1
- So, 16/2 + 21/7 = 11/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/2+21/7 16/2+42/7 16/4+21/7 16/2+21/14 48/2+21/7 16/2+63/7 16/6+21/7 80/2+21/7 16/10+21/7 16/2+21/35 16/14+21/7 16/2+21/49