Add 8/14 and 28/63
8/14 + 28/63 is 64/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
8/14 = 8 × 9/14 × 9 = 72/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
28/63 = 28 × 2/63 × 2 = 56/126 - Add the two like fractions:
72/126 + 56/126 = 72 + 56/126 = 128/126 - 128/126 simplified gives 64/63
- So, 8/14 + 28/63 = 64/63
In mixed form: 11/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/14+28/63 8/14+56/63 8/28+28/63 24/14+28/63 8/14+84/63 8/42+28/63 40/14+28/63 8/70+28/63 56/14+28/63 8/98+28/63