Add 60/28 and 45/30
1st number: 2 4/28, 2nd number: 1 15/30
60/28 + 45/30 is 51/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 30 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 28 × 15 = 420,
60/28 = 60 × 15/28 × 15 = 900/420 - Likewise, for the 2nd fraction, since 30 × 14 = 420,
45/30 = 45 × 14/30 × 14 = 630/420 - Add the two like fractions:
900/420 + 630/420 = 900 + 630/420 = 1530/420 - 1530/420 simplified gives 51/14
- So, 60/28 + 45/30 = 51/14
In mixed form: 39/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/28+90/30 60/56+45/30 60/28+45/60 60/84+45/30 60/28+45/90