Add 2/15 and 2/90
2/15 + 2/90 is 7/45.
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,
2/15 = 2 × 6/15 × 6 = 12/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
2/90 = 2 × 1/90 × 1 = 2/90 - Add the two like fractions:
12/90 + 2/90 = 12 + 2/90 = 14/90 - 14/90 simplified gives 7/45
- So, 2/15 + 2/90 = 7/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/15+2/90 2/15+4/90 2/30+2/90 6/15+2/90 2/15+6/90 2/45+2/90 10/15+2/90 2/15+10/90 2/75+2/90 14/15+2/90 2/15+14/90