Add 28/45 and 50/54
28/45 + 50/54 is 209/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 45 × 6 = 270,
28/45 = 28 × 6/45 × 6 = 168/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
50/54 = 50 × 5/54 × 5 = 250/270 - Add the two like fractions:
168/270 + 250/270 = 168 + 250/270 = 418/270 - 418/270 simplified gives 209/135
- So, 28/45 + 50/54 = 209/135
In mixed form: 174/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/45+50/54 28/90+50/54 84/45+50/54