Add 25/36 and 63/80
25/36 + 63/80 is 1067/720.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 36 × 20 = 720,
25/36 = 25 × 20/36 × 20 = 500/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
63/80 = 63 × 9/80 × 9 = 567/720 - Add the two like fractions:
500/720 + 567/720 = 500 + 567/720 = 1067/720 - So, 25/36 + 63/80 = 1067/720
In mixed form: 1347/720
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/36+63/80 25/72+63/80 75/36+63/80