Add 10/49 and 35/81
10/49 + 35/81 is 2525/3969.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 81 is 3969
Next, find the equivalent fraction of both fractional numbers with denominator 3969 - For the 1st fraction, since 49 × 81 = 3969,
10/49 = 10 × 81/49 × 81 = 810/3969 - Likewise, for the 2nd fraction, since 81 × 49 = 3969,
35/81 = 35 × 49/81 × 49 = 1715/3969 - Add the two like fractions:
810/3969 + 1715/3969 = 810 + 1715/3969 = 2525/3969 - So, 10/49 + 35/81 = 2525/3969
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/49+35/81 10/49+70/81 10/98+35/81 30/49+35/81 50/49+35/81 70/49+35/81