Add 2/35 and 1/21
2/35 + 1/21 is 11/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 21 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 35 × 3 = 105,
2/35 = 2 × 3/35 × 3 = 6/105 - Likewise, for the 2nd fraction, since 21 × 5 = 105,
1/21 = 1 × 5/21 × 5 = 5/105 - Add the two like fractions:
6/105 + 5/105 = 6 + 5/105 = 11/105 - So, 2/35 + 1/21 = 11/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/35+1/21 2/35+2/21 2/70+1/21 2/35+1/42 6/35+1/21 2/35+3/21 2/35+1/63 10/35+1/21 2/35+5/21 14/35+1/21 2/35+7/21