Add 1/18 and 20/63
1/18 + 20/63 is 47/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
1/18 = 1 × 7/18 × 7 = 7/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
20/63 = 20 × 2/63 × 2 = 40/126 - Add the two like fractions:
7/126 + 40/126 = 7 + 40/126 = 47/126 - So, 1/18 + 20/63 = 47/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/18+20/63 1/18+40/63 1/36+20/63 3/18+20/63 1/18+60/63 1/54+20/63 5/18+20/63 1/90+20/63 7/18+20/63