Add 15/63 and 20/36
15/63 + 20/36 is 50/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
15/63 = 15 × 4/63 × 4 = 60/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
20/36 = 20 × 7/36 × 7 = 140/252 - Add the two like fractions:
60/252 + 140/252 = 60 + 140/252 = 200/252 - 200/252 simplified gives 50/63
- So, 15/63 + 20/36 = 50/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/63+20/36 15/63+40/36 15/63+20/72 45/63+20/36 15/63+60/36 75/63+20/36