Add 56/28 and 84/63
1st number: 2 0/28, 2nd number: 1 21/63
56/28 + 84/63 is 10/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
56/28 = 56 × 9/28 × 9 = 504/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
84/63 = 84 × 4/63 × 4 = 336/252 - Add the two like fractions:
504/252 + 336/252 = 504 + 336/252 = 840/252 - 840/252 simplified gives 10/3
- So, 56/28 + 84/63 = 10/3
In mixed form: 31/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/84+84/63