Add 40/54 and 27/80
40/54 + 27/80 is 2329/2160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 80 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 54 × 40 = 2160,
40/54 = 40 × 40/54 × 40 = 1600/2160 - Likewise, for the 2nd fraction, since 80 × 27 = 2160,
27/80 = 27 × 27/80 × 27 = 729/2160 - Add the two like fractions:
1600/2160 + 729/2160 = 1600 + 729/2160 = 2329/2160 - So, 40/54 + 27/80 = 2329/2160
In mixed form: 1169/2160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/54+27/80 40/54+54/80 40/54+81/80