Add 5/80 and 49/36
1st number: 5/80, 2nd number: 1 13/36
5/80 + 49/36 is 205/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 36 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
5/80 = 5 × 9/80 × 9 = 45/720 - Likewise, for the 2nd fraction, since 36 × 20 = 720,
49/36 = 49 × 20/36 × 20 = 980/720 - Add the two like fractions:
45/720 + 980/720 = 45 + 980/720 = 1025/720 - 1025/720 simplified gives 205/144
- So, 5/80 + 49/36 = 205/144
In mixed form: 161/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/80+49/36 5/80+98/36 5/80+49/72 15/80+49/36 25/80+49/36 35/80+49/36