Add 7/18 and 30/63
7/18 + 30/63 is 109/126.
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,
7/18 = 7 × 7/18 × 7 = 49/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
30/63 = 30 × 2/63 × 2 = 60/126 - Add the two like fractions:
49/126 + 60/126 = 49 + 60/126 = 109/126 - So, 7/18 + 30/63 = 109/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/18+30/63 7/18+60/63 7/36+30/63 21/18+30/63 7/18+90/63 7/54+30/63 35/18+30/63 7/90+30/63 49/18+30/63