Add 5/90 and 56/72
5/90 + 56/72 is 5/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
5/90 = 5 × 4/90 × 4 = 20/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
56/72 = 56 × 5/72 × 5 = 280/360 - Add the two like fractions:
20/360 + 280/360 = 20 + 280/360 = 300/360 - 300/360 simplified gives 5/6
- So, 5/90 + 56/72 = 5/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/90+56/72 15/90+56/72 25/90+56/72 35/90+56/72