Add 10/15 and 90/36
1st number: 10/15, 2nd number: 2 18/36
10/15 + 90/36 is 19/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 15 × 12 = 180,
10/15 = 10 × 12/15 × 12 = 120/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
90/36 = 90 × 5/36 × 5 = 450/180 - Add the two like fractions:
120/180 + 450/180 = 120 + 450/180 = 570/180 - 570/180 simplified gives 19/6
- So, 10/15 + 90/36 = 19/6
In mixed form: 31/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/15+90/36 10/30+90/36 10/15+90/72 30/15+90/36 10/45+90/36 50/15+90/36 10/75+90/36 70/15+90/36