Add 60/21 and 7/54
1st number: 2 18/21, 2nd number: 7/54
60/21 + 7/54 is 1129/378.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 21 × 18 = 378,
60/21 = 60 × 18/21 × 18 = 1080/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
7/54 = 7 × 7/54 × 7 = 49/378 - Add the two like fractions:
1080/378 + 49/378 = 1080 + 49/378 = 1129/378 - So, 60/21 + 7/54 = 1129/378
In mixed form: 2373/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/21+14/54 60/42+7/54 60/21+21/54 60/63+7/54 60/21+35/54 60/21+49/54