Add 14/20 and 90/80
1st number: 14/20, 2nd number: 1 10/80
14/20 + 90/80 is 73/40.
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,
14/20 = 14 × 4/20 × 4 = 56/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
90/80 = 90 × 1/80 × 1 = 90/80 - Add the two like fractions:
56/80 + 90/80 = 56 + 90/80 = 146/80 - 146/80 simplified gives 73/40
- So, 14/20 + 90/80 = 73/40
In mixed form: 133/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/20+90/80 14/40+90/80 42/20+90/80 14/60+90/80 70/20+90/80 98/20+90/80