Add 2/7 and 8/10
2/7 + 8/10 is 38/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
2/7 = 2 × 10/7 × 10 = 20/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
8/10 = 8 × 7/10 × 7 = 56/70 - Add the two like fractions:
20/70 + 56/70 = 20 + 56/70 = 76/70 - 76/70 simplified gives 38/35
- So, 2/7 + 8/10 = 38/35
In mixed form: 13/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/7+8/10 2/7+16/10 2/14+8/10 2/7+8/20 6/7+8/10 2/7+24/10 2/21+8/10 2/7+8/30 10/7+8/10 2/7+40/10 2/35+8/10 2/7+8/50 14/7+8/10 2/7+56/10 2/49+8/10 2/7+8/70