Add 15/7 and 3/60
1st number: 2 1/7, 2nd number: 3/60
15/7 + 3/60 is 307/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 7 × 60 = 420,
15/7 = 15 × 60/7 × 60 = 900/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
3/60 = 3 × 7/60 × 7 = 21/420 - Add the two like fractions:
900/420 + 21/420 = 900 + 21/420 = 921/420 - 921/420 simplified gives 307/140
- So, 15/7 + 3/60 = 307/140
In mixed form: 227/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/7+3/60 15/7+6/60 15/14+3/60 45/7+3/60 15/7+9/60 15/21+3/60 75/7+3/60 15/7+15/60 15/35+3/60 15/7+21/60 15/49+3/60