Add 20/63 and 10/7
1st number: 20/63, 2nd number: 1 3/7
20/63 + 10/7 is 110/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 7 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 63 × 1 = 63,
20/63 = 20 × 1/63 × 1 = 20/63 - Likewise, for the 2nd fraction, since 7 × 9 = 63,
10/7 = 10 × 9/7 × 9 = 90/63 - Add the two like fractions:
20/63 + 90/63 = 20 + 90/63 = 110/63 - So, 20/63 + 10/7 = 110/63
In mixed form: 147/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/63+10/7 20/63+20/7 20/63+10/14 60/63+10/7 20/63+30/7 20/63+10/21 20/63+50/7 20/63+10/35 20/63+70/7 20/63+10/49