Add 7/54 and 3/7
7/54 + 3/7 is 211/378.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 7 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
7/54 = 7 × 7/54 × 7 = 49/378 - Likewise, for the 2nd fraction, since 7 × 54 = 378,
3/7 = 3 × 54/7 × 54 = 162/378 - Add the two like fractions:
49/378 + 162/378 = 49 + 162/378 = 211/378 - So, 7/54 + 3/7 = 211/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/54+3/7 7/54+6/7 7/54+3/14 21/54+3/7 7/54+9/7 7/54+3/21 35/54+3/7 7/54+15/7 7/54+3/35 49/54+3/7 7/54+21/7 7/54+3/49