Add 21/7 and 60/54
1st number: 3 0/7, 2nd number: 1 6/54
21/7 + 60/54 is 37/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 7 × 54 = 378,
21/7 = 21 × 54/7 × 54 = 1134/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
60/54 = 60 × 7/54 × 7 = 420/378 - Add the two like fractions:
1134/378 + 420/378 = 1134 + 420/378 = 1554/378 - 1554/378 simplified gives 37/9
- So, 21/7 + 60/54 = 37/9
In mixed form: 41/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/7+60/54 21/14+60/54 63/7+60/54 21/35+60/54 21/49+60/54