Add 21/16 and 60/27
1st number: 1 5/16, 2nd number: 2 6/27
21/16 + 60/27 is 509/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 27 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 16 × 27 = 432,
21/16 = 21 × 27/16 × 27 = 567/432 - Likewise, for the 2nd fraction, since 27 × 16 = 432,
60/27 = 60 × 16/27 × 16 = 960/432 - Add the two like fractions:
567/432 + 960/432 = 567 + 960/432 = 1527/432 - 1527/432 simplified gives 509/144
- So, 21/16 + 60/27 = 509/144
In mixed form: 377/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/16+60/27 21/32+60/27 21/16+60/54 63/16+60/27 21/48+60/27 21/16+60/81 21/80+60/27