Add 25/9 and 20/7
1st number: 2 7/9, 2nd number: 2 6/7
25/9 + 20/7 is 355/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 7 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 9 × 7 = 63,
25/9 = 25 × 7/9 × 7 = 175/63 - Likewise, for the 2nd fraction, since 7 × 9 = 63,
20/7 = 20 × 9/7 × 9 = 180/63 - Add the two like fractions:
175/63 + 180/63 = 175 + 180/63 = 355/63 - So, 25/9 + 20/7 = 355/63
In mixed form: 540/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/9+20/7 25/9+40/7 25/18+20/7 25/9+20/14 75/9+20/7 25/9+60/7 25/27+20/7 25/9+20/21 25/45+20/7 25/9+20/35 25/63+20/7 25/9+20/49