Add 18/54 and 36/48
18/54 + 36/48 is 13/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 48 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 54 × 8 = 432,
18/54 = 18 × 8/54 × 8 = 144/432 - Likewise, for the 2nd fraction, since 48 × 9 = 432,
36/48 = 36 × 9/48 × 9 = 324/432 - Add the two like fractions:
144/432 + 324/432 = 144 + 324/432 = 468/432 - 468/432 simplified gives 13/12
- So, 18/54 + 36/48 = 13/12
In mixed form: 11/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/54+36/48 18/54+72/48 18/54+36/96 90/54+36/48