Add 63/45 and 3/9
1st number: 1 18/45, 2nd number: 3/9
63/45 + 3/9 is 26/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
63/45 = 63 × 1/45 × 1 = 63/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
3/9 = 3 × 5/9 × 5 = 15/45 - Add the two like fractions:
63/45 + 15/45 = 63 + 15/45 = 78/45 - 78/45 simplified gives 26/15
- So, 63/45 + 3/9 = 26/15
In mixed form: 111/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/45+6/9 63/90+3/9 63/45+3/18 63/45+3/27 63/45+15/9 63/45+3/45 63/45+21/9 63/45+3/63