Add 20/25 and 36/63
20/25 + 36/63 is 48/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 63 is 1575
Next, find the equivalent fraction of both fractional numbers with denominator 1575 - For the 1st fraction, since 25 × 63 = 1575,
20/25 = 20 × 63/25 × 63 = 1260/1575 - Likewise, for the 2nd fraction, since 63 × 25 = 1575,
36/63 = 36 × 25/63 × 25 = 900/1575 - Add the two like fractions:
1260/1575 + 900/1575 = 1260 + 900/1575 = 2160/1575 - 2160/1575 simplified gives 48/35
- So, 20/25 + 36/63 = 48/35
In mixed form: 113/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/25+36/63 20/25+72/63 20/50+36/63 60/25+36/63 20/75+36/63