Add 15/40 and 6/60
15/40 + 6/60 is 19/40.
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,
15/40 = 15 × 3/40 × 3 = 45/120 - Likewise, for the 2nd fraction, since 60 × 2 = 120,
6/60 = 6 × 2/60 × 2 = 12/120 - Add the two like fractions:
45/120 + 12/120 = 45 + 12/120 = 57/120 - 57/120 simplified gives 19/40
- So, 15/40 + 6/60 = 19/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/40+6/60 15/40+12/60 15/80+6/60 45/40+6/60 15/40+18/60 75/40+6/60 15/40+30/60 15/40+42/60