Add 35/72 and 48/80
35/72 + 48/80 is 391/360.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 72 × 10 = 720,
35/72 = 35 × 10/72 × 10 = 350/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
48/80 = 48 × 9/80 × 9 = 432/720 - Add the two like fractions:
350/720 + 432/720 = 350 + 432/720 = 782/720 - 782/720 simplified gives 391/360
- So, 35/72 + 48/80 = 391/360
In mixed form: 131/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/72+48/80 35/72+96/80