Add 7/21 and 60/16
1st number: 7/21, 2nd number: 3 12/16
7/21 + 60/16 is 49/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 16 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 21 × 16 = 336,
7/21 = 7 × 16/21 × 16 = 112/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
60/16 = 60 × 21/16 × 21 = 1260/336 - Add the two like fractions:
112/336 + 1260/336 = 112 + 1260/336 = 1372/336 - 1372/336 simplified gives 49/12
- So, 7/21 + 60/16 = 49/12
In mixed form: 41/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/21+60/16 7/42+60/16 7/21+60/32 7/63+60/16 7/21+60/48 35/21+60/16 7/21+60/80 49/21+60/16