Add 8/63 and 21/14
1st number: 8/63, 2nd number: 1 7/14
8/63 + 21/14 is 205/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
8/63 = 8 × 2/63 × 2 = 16/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
21/14 = 21 × 9/14 × 9 = 189/126 - Add the two like fractions:
16/126 + 189/126 = 16 + 189/126 = 205/126 - So, 8/63 + 21/14 = 205/126
In mixed form: 179/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/63+21/14 8/63+42/14 8/63+21/28 24/63+21/14 8/63+63/14 8/63+21/42 40/63+21/14 8/63+21/70 56/63+21/14 8/63+21/98