Add 54/80 and 14/20
54/80 + 14/20 is 11/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 20 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
54/80 = 54 × 1/80 × 1 = 54/80 - Likewise, for the 2nd fraction, since 20 × 4 = 80,
14/20 = 14 × 4/20 × 4 = 56/80 - Add the two like fractions:
54/80 + 56/80 = 54 + 56/80 = 110/80 - 110/80 simplified gives 11/8
- So, 54/80 + 14/20 = 11/8
In mixed form: 13/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/80+28/20 54/80+14/40 54/80+42/20 54/80+14/60 54/80+70/20 54/80+98/20