Add 3/40 and 3/60
3/40 + 3/60 is 1/8.
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,
3/40 = 3 × 3/40 × 3 = 9/120 - Likewise, for the 2nd fraction, since 60 × 2 = 120,
3/60 = 3 × 2/60 × 2 = 6/120 - Add the two like fractions:
9/120 + 6/120 = 9 + 6/120 = 15/120 - 15/120 simplified gives 1/8
- So, 3/40 + 3/60 = 1/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/40+3/60 3/40+6/60 3/80+3/60 9/40+3/60 3/40+9/60 15/40+3/60 3/40+15/60 21/40+3/60 3/40+21/60