Add 6/81 and 6/70
6/81 + 6/70 is 151/945.
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,
6/81 = 6 × 70/81 × 70 = 420/5670 - Likewise, for the 2nd fraction, since 70 × 81 = 5670,
6/70 = 6 × 81/70 × 81 = 486/5670 - Add the two like fractions:
420/5670 + 486/5670 = 420 + 486/5670 = 906/5670 - 906/5670 simplified gives 151/945
- So, 6/81 + 6/70 = 151/945
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/81+6/70 6/81+12/70 18/81+6/70 6/81+18/70 30/81+6/70 6/81+30/70 42/81+6/70 6/81+42/70