Add 3/18 and 30/63
3/18 + 30/63 is 9/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
3/18 = 3 × 7/18 × 7 = 21/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
30/63 = 30 × 2/63 × 2 = 60/126 - Add the two like fractions:
21/126 + 60/126 = 21 + 60/126 = 81/126 - 81/126 simplified gives 9/14
- So, 3/18 + 30/63 = 9/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/18+30/63 3/18+60/63 3/36+30/63 9/18+30/63 3/18+90/63 3/54+30/63 15/18+30/63 3/90+30/63 21/18+30/63