Add 8/28 and 50/80
8/28 + 50/80 is 51/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 28 × 20 = 560,
8/28 = 8 × 20/28 × 20 = 160/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
50/80 = 50 × 7/80 × 7 = 350/560 - Add the two like fractions:
160/560 + 350/560 = 160 + 350/560 = 510/560 - 510/560 simplified gives 51/56
- So, 8/28 + 50/80 = 51/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/28+50/80 8/56+50/80 24/28+50/80 8/84+50/80 40/28+50/80 56/28+50/80