Add 12/40 and 24/60
12/40 + 24/60 is 7/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 60 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
12/40 = 12 × 3/40 × 3 = 36/120 - Likewise, for the 2nd fraction, since 60 × 2 = 120,
24/60 = 24 × 2/60 × 2 = 48/120 - Add the two like fractions:
36/120 + 48/120 = 36 + 48/120 = 84/120 - 84/120 simplified gives 7/10
- So, 12/40 + 24/60 = 7/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/40+24/60 12/40+48/60 12/80+24/60 36/40+24/60 12/40+72/60 60/40+24/60 84/40+24/60