Add 8/14 and 20/63
8/14 + 20/63 is 8/9.
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,
20/63 = 20 × 2/63 × 2 = 40/126 - Add the two like fractions:
72/126 + 40/126 = 72 + 40/126 = 112/126 - 112/126 simplified gives 8/9
- So, 8/14 + 20/63 = 8/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/14+20/63 8/14+40/63 8/28+20/63 24/14+20/63 8/14+60/63 8/42+20/63 40/14+20/63 8/70+20/63 56/14+20/63 8/98+20/63