Add 60/28 and 8/21
1st number: 2 4/28, 2nd number: 8/21
60/28 + 8/21 is 53/21.
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,
8/21 = 8 × 4/21 × 4 = 32/84 - Add the two like fractions:
180/84 + 32/84 = 180 + 32/84 = 212/84 - 212/84 simplified gives 53/21
- So, 60/28 + 8/21 = 53/21
In mixed form: 211/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/28+16/21 60/56+8/21 60/28+8/42 60/28+24/21 60/84+8/21 60/28+8/63 60/28+40/21 60/28+56/21