Add 30/20 and 14/80
1st number: 1 10/20, 2nd number: 14/80
30/20 + 14/80 is 67/40.
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,
30/20 = 30 × 4/20 × 4 = 120/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
14/80 = 14 × 1/80 × 1 = 14/80 - Add the two like fractions:
120/80 + 14/80 = 120 + 14/80 = 134/80 - 134/80 simplified gives 67/40
- So, 30/20 + 14/80 = 67/40
In mixed form: 127/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/20+14/80 30/20+28/80 30/40+14/80 90/20+14/80 30/20+42/80 30/60+14/80 30/20+70/80 30/20+98/80