Add 1/4 and 21/60
1/4 + 21/60 is 3/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
1/4 = 1 × 15/4 × 15 = 15/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
21/60 = 21 × 1/60 × 1 = 21/60 - Add the two like fractions:
15/60 + 21/60 = 15 + 21/60 = 36/60 - 36/60 simplified gives 3/5
- So, 1/4 + 21/60 = 3/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/4+21/60 1/4+42/60 1/8+21/60 3/4+21/60 1/4+63/60 1/12+21/60 5/4+21/60 1/20+21/60 7/4+21/60 1/28+21/60