Add 40/54 and 84/80
1st number: 40/54, 2nd number: 1 4/80
40/54 + 84/80 is 967/540.
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,
84/80 = 84 × 27/80 × 27 = 2268/2160 - Add the two like fractions:
1600/2160 + 2268/2160 = 1600 + 2268/2160 = 3868/2160 - 3868/2160 simplified gives 967/540
- So, 40/54 + 84/80 = 967/540
In mixed form: 1427/540
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/54+84/80