Add 15/20 and 14/80
15/20 + 14/80 is 37/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 20 × 4 = 80,
15/20 = 15 × 4/20 × 4 = 60/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
14/80 = 14 × 1/80 × 1 = 14/80 - Add the two like fractions:
60/80 + 14/80 = 60 + 14/80 = 74/80 - 74/80 simplified gives 37/40
- So, 15/20 + 14/80 = 37/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/20+14/80 15/20+28/80 15/40+14/80 45/20+14/80 15/20+42/80 15/60+14/80 75/20+14/80 15/20+70/80 15/20+98/80