Add 5/6 and 3/90
5/6 + 3/90 is 13/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
5/6 = 5 × 15/6 × 15 = 75/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
3/90 = 3 × 1/90 × 1 = 3/90 - Add the two like fractions:
75/90 + 3/90 = 75 + 3/90 = 78/90 - 78/90 simplified gives 13/15
- So, 5/6 + 3/90 = 13/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/6+3/90 5/6+6/90 5/12+3/90 15/6+3/90 5/6+9/90 5/18+3/90 25/6+3/90 5/6+15/90 5/30+3/90 35/6+3/90 5/6+21/90 5/42+3/90