Add 70/12 and 6/63
1st number: 5 10/12, 2nd number: 6/63
70/12 + 6/63 is 83/14.
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,
70/12 = 70 × 21/12 × 21 = 1470/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
6/63 = 6 × 4/63 × 4 = 24/252 - Add the two like fractions:
1470/252 + 24/252 = 1470 + 24/252 = 1494/252 - 1494/252 simplified gives 83/14
- So, 70/12 + 6/63 = 83/14
In mixed form: 513/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/12+12/63 70/24+6/63 70/12+18/63 70/36+6/63 70/12+30/63 70/60+6/63 70/12+42/63 70/84+6/63