Add 16/42 and 14/21
16/42 + 14/21 is 22/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
16/42 = 16 × 1/42 × 1 = 16/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
14/21 = 14 × 2/21 × 2 = 28/42 - Add the two like fractions:
16/42 + 28/42 = 16 + 28/42 = 44/42 - 44/42 simplified gives 22/21
- So, 16/42 + 14/21 = 22/21
In mixed form: 11/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/42+14/21 16/42+28/21 16/84+14/21 16/42+14/42 48/42+14/21 16/42+42/21 16/42+14/63 80/42+14/21 16/42+70/21 16/42+98/21