Add 28/75 and 75/54
1st number: 28/75, 2nd number: 1 21/54
28/75 + 75/54 is 793/450.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 54 is 1350
Next, find the equivalent fraction of both fractional numbers with denominator 1350 - For the 1st fraction, since 75 × 18 = 1350,
28/75 = 28 × 18/75 × 18 = 504/1350 - Likewise, for the 2nd fraction, since 54 × 25 = 1350,
75/54 = 75 × 25/54 × 25 = 1875/1350 - Add the two like fractions:
504/1350 + 1875/1350 = 504 + 1875/1350 = 2379/1350 - 2379/1350 simplified gives 793/450
- So, 28/75 + 75/54 = 793/450
In mixed form: 1343/450
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/75+75/54 84/75+75/54