Add 49/21 and 48/60
1st number: 2 7/21, 2nd number: 48/60
49/21 + 48/60 is 47/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 21 × 20 = 420,
49/21 = 49 × 20/21 × 20 = 980/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
48/60 = 48 × 7/60 × 7 = 336/420 - Add the two like fractions:
980/420 + 336/420 = 980 + 336/420 = 1316/420 - 1316/420 simplified gives 47/15
- So, 49/21 + 48/60 = 47/15
In mixed form: 32/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/21+48/60 49/21+96/60 49/42+48/60 49/63+48/60