Add 45/63 and 63/5
1st number: 45/63, 2nd number: 12 3/5
45/63 + 63/5 is 466/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 5 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
45/63 = 45 × 5/63 × 5 = 225/315 - Likewise, for the 2nd fraction, since 5 × 63 = 315,
63/5 = 63 × 63/5 × 63 = 3969/315 - Add the two like fractions:
225/315 + 3969/315 = 225 + 3969/315 = 4194/315 - 4194/315 simplified gives 466/35
- So, 45/63 + 63/5 = 466/35
In mixed form: 1311/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/63+63/5 45/63+63/10 45/63+63/15 45/63+63/25 45/63+63/35