Add 8/40 and 14/20
8/40 + 14/20 is 9/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 20 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
8/40 = 8 × 1/40 × 1 = 8/40 - Likewise, for the 2nd fraction, since 20 × 2 = 40,
14/20 = 14 × 2/20 × 2 = 28/40 - Add the two like fractions:
8/40 + 28/40 = 8 + 28/40 = 36/40 - 36/40 simplified gives 9/10
- So, 8/40 + 14/20 = 9/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/40+14/20 8/40+28/20 8/80+14/20 8/40+14/40 24/40+14/20 8/40+42/20 8/40+14/60 8/40+70/20 56/40+14/20 8/40+98/20