Add 10/63 and 81/28
1st number: 10/63, 2nd number: 2 25/28
10/63 + 81/28 is 769/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
10/63 = 10 × 4/63 × 4 = 40/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
81/28 = 81 × 9/28 × 9 = 729/252 - Add the two like fractions:
40/252 + 729/252 = 40 + 729/252 = 769/252 - So, 10/63 + 81/28 = 769/252
In mixed form: 313/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/63+81/28 10/63+81/56 30/63+81/28 10/63+81/84 50/63+81/28 70/63+81/28