Add 9/20 and 7/24
9/20 + 7/24 is 89/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 20 × 6 = 120,
9/20 = 9 × 6/20 × 6 = 54/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
7/24 = 7 × 5/24 × 5 = 35/120 - Add the two like fractions:
54/120 + 35/120 = 54 + 35/120 = 89/120 - So, 9/20 + 7/24 = 89/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/20+7/24 9/20+14/24 9/40+7/24 9/20+7/48 27/20+7/24 9/20+21/24 9/60+7/24 9/20+7/72 45/20+7/24 9/20+35/24 63/20+7/24 9/20+49/24