Add 20/5 and 25/63
1st number: 4 0/5, 2nd number: 25/63
20/5 + 25/63 is 277/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 5 × 63 = 315,
20/5 = 20 × 63/5 × 63 = 1260/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
25/63 = 25 × 5/63 × 5 = 125/315 - Add the two like fractions:
1260/315 + 125/315 = 1260 + 125/315 = 1385/315 - 1385/315 simplified gives 277/63
- So, 20/5 + 25/63 = 277/63
In mixed form: 425/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/5+25/63 20/5+50/63 20/10+25/63 60/5+25/63 20/5+75/63 20/15+25/63 20/25+25/63 20/35+25/63