Add 2/36 and 7/90
2/36 + 7/90 is 2/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
2/36 = 2 × 5/36 × 5 = 10/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
7/90 = 7 × 2/90 × 2 = 14/180 - Add the two like fractions:
10/180 + 14/180 = 10 + 14/180 = 24/180 - 24/180 simplified gives 2/15
- So, 2/36 + 7/90 = 2/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/36+7/90 2/36+14/90 2/72+7/90 6/36+7/90 2/36+21/90 10/36+7/90 2/36+35/90 14/36+7/90 2/36+49/90