Add 7/15 and 24/90
7/15 + 24/90 is 11/15.
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,
7/15 = 7 × 6/15 × 6 = 42/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
24/90 = 24 × 1/90 × 1 = 24/90 - Add the two like fractions:
42/90 + 24/90 = 42 + 24/90 = 66/90 - 66/90 simplified gives 11/15
- So, 7/15 + 24/90 = 11/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/15+24/90 7/15+48/90 7/30+24/90 21/15+24/90 7/15+72/90 7/45+24/90 35/15+24/90 7/75+24/90 49/15+24/90