Add 6/35 and 21/60
6/35 + 21/60 is 73/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 35 × 12 = 420,
6/35 = 6 × 12/35 × 12 = 72/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
21/60 = 21 × 7/60 × 7 = 147/420 - Add the two like fractions:
72/420 + 147/420 = 72 + 147/420 = 219/420 - 219/420 simplified gives 73/140
- So, 6/35 + 21/60 = 73/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/35+21/60 6/35+42/60 6/70+21/60 18/35+21/60 6/35+63/60 30/35+21/60 42/35+21/60