Add 15/40 and 1/15
15/40 + 1/15 is 53/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 15 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 15 × 8 = 120,
1/15 = 1 × 8/15 × 8 = 8/120 - Add the two like fractions:
45/120 + 8/120 = 45 + 8/120 = 53/120 - So, 15/40 + 1/15 = 53/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/40+1/15 15/40+2/15 15/80+1/15 15/40+1/30 45/40+1/15 15/40+3/15 15/40+1/45 75/40+1/15 15/40+5/15 15/40+1/75 15/40+7/15