Add 21/63 and 84/96
21/63 + 84/96 is 29/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 96 is 2016
Next, find the equivalent fraction of both fractional numbers with denominator 2016 - For the 1st fraction, since 63 × 32 = 2016,
21/63 = 21 × 32/63 × 32 = 672/2016 - Likewise, for the 2nd fraction, since 96 × 21 = 2016,
84/96 = 84 × 21/96 × 21 = 1764/2016 - Add the two like fractions:
672/2016 + 1764/2016 = 672 + 1764/2016 = 2436/2016 - 2436/2016 simplified gives 29/24
- So, 21/63 + 84/96 = 29/24
In mixed form: 15/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/63+84/96