Add 21/96 and 49/63
21/96 + 49/63 is 287/288.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 63 is 2016
Next, find the equivalent fraction of both fractional numbers with denominator 2016 - For the 1st fraction, since 96 × 21 = 2016,
21/96 = 21 × 21/96 × 21 = 441/2016 - Likewise, for the 2nd fraction, since 63 × 32 = 2016,
49/63 = 49 × 32/63 × 32 = 1568/2016 - Add the two like fractions:
441/2016 + 1568/2016 = 441 + 1568/2016 = 2009/2016 - 2009/2016 simplified gives 287/288
- So, 21/96 + 49/63 = 287/288
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/96+49/63 21/96+98/63 63/96+49/63