Add 3/15 and 56/90
3/15 + 56/90 is 37/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 15 × 6 = 90,
3/15 = 3 × 6/15 × 6 = 18/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
56/90 = 56 × 1/90 × 1 = 56/90 - Add the two like fractions:
18/90 + 56/90 = 18 + 56/90 = 74/90 - 74/90 simplified gives 37/45
- So, 3/15 + 56/90 = 37/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/15+56/90 3/30+56/90 9/15+56/90 3/45+56/90 3/75+56/90 21/15+56/90