Add 16/49 and 81/70
1st number: 16/49, 2nd number: 1 11/70
16/49 + 81/70 is 727/490.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 70 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 49 × 10 = 490,
16/49 = 16 × 10/49 × 10 = 160/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
81/70 = 81 × 7/70 × 7 = 567/490 - Add the two like fractions:
160/490 + 567/490 = 160 + 567/490 = 727/490 - So, 16/49 + 81/70 = 727/490
In mixed form: 1237/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/49+81/70 16/98+81/70 48/49+81/70 80/49+81/70