Add 4/45 and 63/5
1st number: 4/45, 2nd number: 12 3/5
4/45 + 63/5 is 571/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 5 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
4/45 = 4 × 1/45 × 1 = 4/45 - Likewise, for the 2nd fraction, since 5 × 9 = 45,
63/5 = 63 × 9/5 × 9 = 567/45 - Add the two like fractions:
4/45 + 567/45 = 4 + 567/45 = 571/45 - So, 4/45 + 63/5 = 571/45
In mixed form: 1231/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/45+63/5 4/90+63/5 4/45+63/10 12/45+63/5 4/45+63/15 20/45+63/5 4/45+63/25 28/45+63/5 4/45+63/35