Add 28/72 and 50/54
28/72 + 50/54 is 71/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 54 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 72 × 3 = 216,
28/72 = 28 × 3/72 × 3 = 84/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
50/54 = 50 × 4/54 × 4 = 200/216 - Add the two like fractions:
84/216 + 200/216 = 84 + 200/216 = 284/216 - 284/216 simplified gives 71/54
- So, 28/72 + 50/54 = 71/54
In mixed form: 117/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/72+50/54 84/72+50/54