Add 2/7 and 27/54
2/7 + 27/54 is 11/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 7 × 54 = 378,
2/7 = 2 × 54/7 × 54 = 108/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
27/54 = 27 × 7/54 × 7 = 189/378 - Add the two like fractions:
108/378 + 189/378 = 108 + 189/378 = 297/378 - 297/378 simplified gives 11/14
- So, 2/7 + 27/54 = 11/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/7+27/54 2/14+27/54 6/7+27/54 2/7+81/54 2/21+27/54 10/7+27/54 2/35+27/54 14/7+27/54 2/49+27/54