Add 25/30 and 81/24
1st number: 25/30, 2nd number: 3 9/24
25/30 + 81/24 is 101/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
25/30 = 25 × 4/30 × 4 = 100/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
81/24 = 81 × 5/24 × 5 = 405/120 - Add the two like fractions:
100/120 + 405/120 = 100 + 405/120 = 505/120 - 505/120 simplified gives 101/24
- So, 25/30 + 81/24 = 101/24
In mixed form: 45/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/30+81/24 25/60+81/24 25/30+81/48 75/30+81/24 25/90+81/24 25/30+81/72