Add 60/8 and 6/21
1st number: 7 4/8, 2nd number: 6/21
60/8 + 6/21 is 109/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 21 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 8 × 21 = 168,
60/8 = 60 × 21/8 × 21 = 1260/168 - Likewise, for the 2nd fraction, since 21 × 8 = 168,
6/21 = 6 × 8/21 × 8 = 48/168 - Add the two like fractions:
1260/168 + 48/168 = 1260 + 48/168 = 1308/168 - 1308/168 simplified gives 109/14
- So, 60/8 + 6/21 = 109/14
In mixed form: 711/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/8+12/21 60/16+6/21 60/8+6/42 60/8+18/21 60/24+6/21 60/8+6/63 60/8+30/21 60/40+6/21 60/8+42/21 60/56+6/21