Add 27/63 and 81/24
1st number: 27/63, 2nd number: 3 9/24
27/63 + 81/24 is 213/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 24 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
27/63 = 27 × 8/63 × 8 = 216/504 - Likewise, for the 2nd fraction, since 24 × 21 = 504,
81/24 = 81 × 21/24 × 21 = 1701/504 - Add the two like fractions:
216/504 + 1701/504 = 216 + 1701/504 = 1917/504 - 1917/504 simplified gives 213/56
- So, 27/63 + 81/24 = 213/56
In mixed form: 345/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/63+81/24 27/63+81/48 81/63+81/24 27/63+81/72