Add 81/50 and 2/7
1st number: 1 31/50, 2nd number: 2/7
81/50 + 2/7 is 667/350.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 7 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
81/50 = 81 × 7/50 × 7 = 567/350 - Likewise, for the 2nd fraction, since 7 × 50 = 350,
2/7 = 2 × 50/7 × 50 = 100/350 - Add the two like fractions:
567/350 + 100/350 = 567 + 100/350 = 667/350 - So, 81/50 + 2/7 = 667/350
In mixed form: 1317/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/50+4/7 81/50+2/14 81/50+6/7 81/50+2/21 81/50+10/7 81/50+2/35 81/50+14/7 81/50+2/49