Add 4/63 and 15/45
4/63 + 15/45 is 25/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
4/63 = 4 × 5/63 × 5 = 20/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
15/45 = 15 × 7/45 × 7 = 105/315 - Add the two like fractions:
20/315 + 105/315 = 20 + 105/315 = 125/315 - 125/315 simplified gives 25/63
- So, 4/63 + 15/45 = 25/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/63+15/45 4/63+30/45 4/63+15/90 12/63+15/45 20/63+15/45 4/63+75/45 28/63+15/45