Add 20/42 and 6/60
20/42 + 6/60 is 121/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 42 × 10 = 420,
20/42 = 20 × 10/42 × 10 = 200/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
6/60 = 6 × 7/60 × 7 = 42/420 - Add the two like fractions:
200/420 + 42/420 = 200 + 42/420 = 242/420 - 242/420 simplified gives 121/210
- So, 20/42 + 6/60 = 121/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/42+6/60 20/42+12/60 20/84+6/60 60/42+6/60 20/42+18/60 20/42+30/60 20/42+42/60