Add 12/18 and 60/28
1st number: 12/18, 2nd number: 2 4/28
12/18 + 60/28 is 59/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 18 × 14 = 252,
12/18 = 12 × 14/18 × 14 = 168/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
60/28 = 60 × 9/28 × 9 = 540/252 - Add the two like fractions:
168/252 + 540/252 = 168 + 540/252 = 708/252 - 708/252 simplified gives 59/21
- So, 12/18 + 60/28 = 59/21
In mixed form: 217/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/18+60/28 12/36+60/28 12/18+60/56 36/18+60/28 12/54+60/28 12/18+60/84 60/18+60/28 12/90+60/28 84/18+60/28