Add 1/4 and 21/54
1/4 + 21/54 is 23/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 4 × 27 = 108,
1/4 = 1 × 27/4 × 27 = 27/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
21/54 = 21 × 2/54 × 2 = 42/108 - Add the two like fractions:
27/108 + 42/108 = 27 + 42/108 = 69/108 - 69/108 simplified gives 23/36
- So, 1/4 + 21/54 = 23/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/4+21/54 1/4+42/54 1/8+21/54 3/4+21/54 1/4+63/54 1/12+21/54 5/4+21/54 1/20+21/54 7/4+21/54 1/28+21/54