Add 3/18 and 63/30
1st number: 3/18, 2nd number: 2 3/30
3/18 + 63/30 is 34/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
3/18 = 3 × 5/18 × 5 = 15/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
63/30 = 63 × 3/30 × 3 = 189/90 - Add the two like fractions:
15/90 + 189/90 = 15 + 189/90 = 204/90 - 204/90 simplified gives 34/15
- So, 3/18 + 63/30 = 34/15
In mixed form: 24/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/18+63/30 3/36+63/30 3/18+63/60 9/18+63/30 3/54+63/30 3/18+63/90 15/18+63/30 3/90+63/30 21/18+63/30