Add 30/18 and 8/63
1st number: 1 12/18, 2nd number: 8/63
30/18 + 8/63 is 113/63.
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,
30/18 = 30 × 7/18 × 7 = 210/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
8/63 = 8 × 2/63 × 2 = 16/126 - Add the two like fractions:
210/126 + 16/126 = 210 + 16/126 = 226/126 - 226/126 simplified gives 113/63
- So, 30/18 + 8/63 = 113/63
In mixed form: 150/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/18+8/63 30/18+16/63 30/36+8/63 90/18+8/63 30/18+24/63 30/54+8/63 30/18+40/63 30/90+8/63 30/18+56/63