Add 42/54 and 54/24
1st number: 42/54, 2nd number: 2 6/24
42/54 + 54/24 is 109/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 24 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 54 × 4 = 216,
42/54 = 42 × 4/54 × 4 = 168/216 - Likewise, for the 2nd fraction, since 24 × 9 = 216,
54/24 = 54 × 9/24 × 9 = 486/216 - Add the two like fractions:
168/216 + 486/216 = 168 + 486/216 = 654/216 - 654/216 simplified gives 109/36
- So, 42/54 + 54/24 = 109/36
In mixed form: 31/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/54+54/24 42/54+54/48 42/54+54/72