Add 84/24 and 84/63
1st number: 3 12/24, 2nd number: 1 21/63
84/24 + 84/63 is 29/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 24 × 21 = 504,
84/24 = 84 × 21/24 × 21 = 1764/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
84/63 = 84 × 8/63 × 8 = 672/504 - Add the two like fractions:
1764/504 + 672/504 = 1764 + 672/504 = 2436/504 - 2436/504 simplified gives 29/6
- So, 84/24 + 84/63 = 29/6
In mixed form: 45/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/48+84/63 84/72+84/63