Add 24/40 and 15/30
24/40 + 15/30 is 11/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
24/40 = 24 × 3/40 × 3 = 72/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
15/30 = 15 × 4/30 × 4 = 60/120 - Add the two like fractions:
72/120 + 60/120 = 72 + 60/120 = 132/120 - 132/120 simplified gives 11/10
- So, 24/40 + 15/30 = 11/10
In mixed form: 11/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/40+15/30 24/80+15/30 24/40+15/60 72/40+15/30 24/40+45/30 24/40+15/90 24/40+75/30