Add 28/36 and 6/80
28/36 + 6/80 is 307/360.
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,
28/36 = 28 × 20/36 × 20 = 560/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
6/80 = 6 × 9/80 × 9 = 54/720 - Add the two like fractions:
560/720 + 54/720 = 560 + 54/720 = 614/720 - 614/720 simplified gives 307/360
- So, 28/36 + 6/80 = 307/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/36+6/80 28/36+12/80 28/72+6/80 84/36+6/80 28/36+18/80 28/36+30/80 28/36+42/80