Add 60/28 and 98/21
1st number: 2 4/28, 2nd number: 4 14/21
60/28 + 98/21 is 143/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 21 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
60/28 = 60 × 3/28 × 3 = 180/84 - Likewise, for the 2nd fraction, since 21 × 4 = 84,
98/21 = 98 × 4/21 × 4 = 392/84 - Add the two like fractions:
180/84 + 392/84 = 180 + 392/84 = 572/84 - 572/84 simplified gives 143/21
- So, 60/28 + 98/21 = 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: 60/56+98/21 60/28+98/42 60/84+98/21 60/28+98/63