Add 21/6 and 9/35
1st number: 3 3/6, 2nd number: 9/35
21/6 + 9/35 is 263/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 6 × 35 = 210,
21/6 = 21 × 35/6 × 35 = 735/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
9/35 = 9 × 6/35 × 6 = 54/210 - Add the two like fractions:
735/210 + 54/210 = 735 + 54/210 = 789/210 - 789/210 simplified gives 263/70
- So, 21/6 + 9/35 = 263/70
In mixed form: 353/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/6+9/35 21/6+18/35 21/12+9/35 21/6+9/70 63/6+9/35 21/6+27/35 21/18+9/35 21/6+45/35 21/30+9/35 21/6+63/35 21/42+9/35