Add 30/12 and 6/63
1st number: 2 6/12, 2nd number: 6/63
30/12 + 6/63 is 109/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 12 × 21 = 252,
30/12 = 30 × 21/12 × 21 = 630/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
6/63 = 6 × 4/63 × 4 = 24/252 - Add the two like fractions:
630/252 + 24/252 = 630 + 24/252 = 654/252 - 654/252 simplified gives 109/42
- So, 30/12 + 6/63 = 109/42
In mixed form: 225/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/12+6/63 30/12+12/63 30/24+6/63 90/12+6/63 30/12+18/63 30/36+6/63 30/12+30/63 30/60+6/63 30/12+42/63 30/84+6/63