Add 24/40 and 18/30
24/40 + 18/30 is 6/5.
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,
18/30 = 18 × 4/30 × 4 = 72/120 - Add the two like fractions:
72/120 + 72/120 = 72 + 72/120 = 144/120 - 144/120 simplified gives 6/5
- So, 24/40 + 18/30 = 6/5
In mixed form: 11/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/40+18/30 24/40+36/30 24/80+18/30 24/40+18/60 72/40+18/30 24/40+54/30 24/40+18/90 24/40+90/30