Add 3/40 and 14/80
3/40 + 14/80 is 1/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 40 × 2 = 80,
3/40 = 3 × 2/40 × 2 = 6/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
14/80 = 14 × 1/80 × 1 = 14/80 - Add the two like fractions:
6/80 + 14/80 = 6 + 14/80 = 20/80 - 20/80 simplified gives 1/4
- So, 3/40 + 14/80 = 1/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/40+14/80 3/40+28/80 3/80+14/80 9/40+14/80 3/40+42/80 15/40+14/80 3/40+70/80 21/40+14/80 3/40+98/80