Add 10/36 and 49/80
10/36 + 49/80 is 641/720.
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,
10/36 = 10 × 20/36 × 20 = 200/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
49/80 = 49 × 9/80 × 9 = 441/720 - Add the two like fractions:
200/720 + 441/720 = 200 + 441/720 = 641/720 - So, 10/36 + 49/80 = 641/720
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/36+49/80 10/36+98/80 10/72+49/80 30/36+49/80 50/36+49/80 70/36+49/80