Add 20/63 and 10/35
20/63 + 10/35 is 38/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
20/63 = 20 × 5/63 × 5 = 100/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
10/35 = 10 × 9/35 × 9 = 90/315 - Add the two like fractions:
100/315 + 90/315 = 100 + 90/315 = 190/315 - 190/315 simplified gives 38/63
- So, 20/63 + 10/35 = 38/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/63+10/35 20/63+20/35 20/63+10/70 60/63+10/35 20/63+30/35 20/63+50/35 20/63+70/35