Add 9/28 and 63/60
1st number: 9/28, 2nd number: 1 3/60
9/28 + 63/60 is 48/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 28 × 15 = 420,
9/28 = 9 × 15/28 × 15 = 135/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
63/60 = 63 × 7/60 × 7 = 441/420 - Add the two like fractions:
135/420 + 441/420 = 135 + 441/420 = 576/420 - 576/420 simplified gives 48/35
- So, 9/28 + 63/60 = 48/35
In mixed form: 113/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/28+63/60 9/56+63/60 27/28+63/60 9/84+63/60 45/28+63/60 63/28+63/60