Add 25/24 and 28/30
1st number: 1 1/24, 2nd number: 28/30
25/24 + 28/30 is 79/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
25/24 = 25 × 5/24 × 5 = 125/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
28/30 = 28 × 4/30 × 4 = 112/120 - Add the two like fractions:
125/120 + 112/120 = 125 + 112/120 = 237/120 - 237/120 simplified gives 79/40
- So, 25/24 + 28/30 = 79/40
In mixed form: 139/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/24+28/30 25/24+56/30 25/48+28/30 25/24+28/60 75/24+28/30 25/24+84/30 25/72+28/30 25/24+28/90