Add 10/75 and 9/15
10/75 + 9/15 is 11/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 15 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 75 × 1 = 75,
10/75 = 10 × 1/75 × 1 = 10/75 - Likewise, for the 2nd fraction, since 15 × 5 = 75,
9/15 = 9 × 5/15 × 5 = 45/75 - Add the two like fractions:
10/75 + 45/75 = 10 + 45/75 = 55/75 - 55/75 simplified gives 11/15
- So, 10/75 + 9/15 = 11/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/75+9/15 10/75+18/15 10/75+9/30 30/75+9/15 10/75+27/15 10/75+9/45 50/75+9/15 10/75+45/15 10/75+9/75 70/75+9/15 10/75+63/15