Add 2/81 and 27/70
2/81 + 27/70 is 2327/5670.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 70 is 5670
Next, find the equivalent fraction of both fractional numbers with denominator 5670 - For the 1st fraction, since 81 × 70 = 5670,
2/81 = 2 × 70/81 × 70 = 140/5670 - Likewise, for the 2nd fraction, since 70 × 81 = 5670,
27/70 = 27 × 81/70 × 81 = 2187/5670 - Add the two like fractions:
140/5670 + 2187/5670 = 140 + 2187/5670 = 2327/5670 - So, 2/81 + 27/70 = 2327/5670
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/81+27/70 2/81+54/70 6/81+27/70 2/81+81/70 10/81+27/70 14/81+27/70