Add 9/20 and 20/63
9/20 + 20/63 is 967/1260.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 63 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 20 × 63 = 1260,
9/20 = 9 × 63/20 × 63 = 567/1260 - Likewise, for the 2nd fraction, since 63 × 20 = 1260,
20/63 = 20 × 20/63 × 20 = 400/1260 - Add the two like fractions:
567/1260 + 400/1260 = 567 + 400/1260 = 967/1260 - So, 9/20 + 20/63 = 967/1260
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/20+20/63 9/20+40/63 9/40+20/63 27/20+20/63 9/20+60/63 9/60+20/63 45/20+20/63 63/20+20/63