Add 21/8 and 6/35
1st number: 2 5/8, 2nd number: 6/35
21/8 + 6/35 is 783/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 35 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 8 × 35 = 280,
21/8 = 21 × 35/8 × 35 = 735/280 - Likewise, for the 2nd fraction, since 35 × 8 = 280,
6/35 = 6 × 8/35 × 8 = 48/280 - Add the two like fractions:
735/280 + 48/280 = 735 + 48/280 = 783/280 - So, 21/8 + 6/35 = 783/280
In mixed form: 2223/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/8+6/35 21/8+12/35 21/16+6/35 21/8+6/70 63/8+6/35 21/8+18/35 21/24+6/35 21/8+30/35 21/40+6/35 21/8+42/35 21/56+6/35