Add 28/72 and 1/54
28/72 + 1/54 is 11/27.
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,
1/54 = 1 × 4/54 × 4 = 4/216 - Add the two like fractions:
84/216 + 4/216 = 84 + 4/216 = 88/216 - 88/216 simplified gives 11/27
- So, 28/72 + 1/54 = 11/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/72+1/54 28/72+2/54 84/72+1/54 28/72+3/54 28/72+5/54 28/72+7/54