Add 25/21 and 48/60
1st number: 1 4/21, 2nd number: 48/60
25/21 + 48/60 is 209/105.
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,
25/21 = 25 × 20/21 × 20 = 500/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
48/60 = 48 × 7/60 × 7 = 336/420 - Add the two like fractions:
500/420 + 336/420 = 500 + 336/420 = 836/420 - 836/420 simplified gives 209/105
- So, 25/21 + 48/60 = 209/105
In mixed form: 1104/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/21+48/60 25/21+96/60 25/42+48/60 75/21+48/60 25/63+48/60