Add 7/14 and 20/63
7/14 + 20/63 is 103/126.
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,
7/14 = 7 × 9/14 × 9 = 63/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
20/63 = 20 × 2/63 × 2 = 40/126 - Add the two like fractions:
63/126 + 40/126 = 63 + 40/126 = 103/126 - So, 7/14 + 20/63 = 103/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 7/14+40/63 7/28+20/63 21/14+20/63 7/14+60/63 7/42+20/63 35/14+20/63 7/70+20/63 49/14+20/63 7/98+20/63