Add 10/63 and 3/20
10/63 + 3/20 is 389/1260.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 20 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,
10/63 = 10 × 20/63 × 20 = 200/1260 - Likewise, for the 2nd fraction, since 20 × 63 = 1260,
3/20 = 3 × 63/20 × 63 = 189/1260 - Add the two like fractions:
200/1260 + 189/1260 = 200 + 189/1260 = 389/1260 - So, 10/63 + 3/20 = 389/1260
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/63+3/20 10/63+6/20 10/63+3/40 30/63+3/20 10/63+9/20 10/63+3/60 50/63+3/20 10/63+15/20 70/63+3/20 10/63+21/20