Add 80/20 and 84/24
1st number: 4 0/20, 2nd number: 3 12/24
80/20 + 84/24 is 15/2.
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,
80/20 = 80 × 6/20 × 6 = 480/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
84/24 = 84 × 5/24 × 5 = 420/120 - Add the two like fractions:
480/120 + 420/120 = 480 + 420/120 = 900/120 - 900/120 simplified gives 15/2
- So, 80/20 + 84/24 = 15/2
In mixed form: 71/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/40+84/24 80/20+84/48 80/60+84/24 80/20+84/72