Add 15/2 and 20/24
1st number: 7 1/2, 2nd number: 20/24
15/2 + 20/24 is 25/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 2 × 12 = 24,
15/2 = 15 × 12/2 × 12 = 180/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
20/24 = 20 × 1/24 × 1 = 20/24 - Add the two like fractions:
180/24 + 20/24 = 180 + 20/24 = 200/24 - 200/24 simplified gives 25/3
- So, 15/2 + 20/24 = 25/3
In mixed form: 81/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/2+20/24 15/2+40/24 15/4+20/24 15/2+20/48 45/2+20/24 15/2+60/24 15/6+20/24 15/2+20/72 75/2+20/24 15/10+20/24 15/14+20/24