Add 42/9 and 60/28
1st number: 4 6/9, 2nd number: 2 4/28
42/9 + 60/28 is 143/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
42/9 = 42 × 28/9 × 28 = 1176/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
60/28 = 60 × 9/28 × 9 = 540/252 - Add the two like fractions:
1176/252 + 540/252 = 1176 + 540/252 = 1716/252 - 1716/252 simplified gives 143/21
- So, 42/9 + 60/28 = 143/21
In mixed form: 617/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/9+60/28 42/18+60/28 42/9+60/56 42/27+60/28 42/9+60/84 42/45+60/28 42/63+60/28