Add 15/5 and 84/24
1st number: 3 0/5, 2nd number: 3 12/24
15/5 + 84/24 is 13/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 5 × 24 = 120,
15/5 = 15 × 24/5 × 24 = 360/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
84/24 = 84 × 5/24 × 5 = 420/120 - Add the two like fractions:
360/120 + 420/120 = 360 + 420/120 = 780/120 - 780/120 simplified gives 13/2
- So, 15/5 + 84/24 = 13/2
In mixed form: 61/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/5+84/24 15/10+84/24 15/5+84/48 45/5+84/24 15/5+84/72 75/5+84/24 15/25+84/24 15/35+84/24