Add 81/35 and 40/49
1st number: 2 11/35, 2nd number: 40/49
81/35 + 40/49 is 767/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 49 is 245
Next, find the equivalent fraction of both fractional numbers with denominator 245 - For the 1st fraction, since 35 × 7 = 245,
81/35 = 81 × 7/35 × 7 = 567/245 - Likewise, for the 2nd fraction, since 49 × 5 = 245,
40/49 = 40 × 5/49 × 5 = 200/245 - Add the two like fractions:
567/245 + 200/245 = 567 + 200/245 = 767/245 - So, 81/35 + 40/49 = 767/245
In mixed form: 332/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/35+80/49 81/70+40/49 81/35+40/98