Add 5/80 and 20/56
5/80 + 20/56 is 47/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 56 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
5/80 = 5 × 7/80 × 7 = 35/560 - Likewise, for the 2nd fraction, since 56 × 10 = 560,
20/56 = 20 × 10/56 × 10 = 200/560 - Add the two like fractions:
35/560 + 200/560 = 35 + 200/560 = 235/560 - 235/560 simplified gives 47/112
- So, 5/80 + 20/56 = 47/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/80+20/56 5/80+40/56 15/80+20/56 5/80+60/56 25/80+20/56 35/80+20/56