Add 8/12 and 63/28
1st number: 8/12, 2nd number: 2 7/28
8/12 + 63/28 is 35/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
8/12 = 8 × 7/12 × 7 = 56/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
63/28 = 63 × 3/28 × 3 = 189/84 - Add the two like fractions:
56/84 + 189/84 = 56 + 189/84 = 245/84 - 245/84 simplified gives 35/12
- So, 8/12 + 63/28 = 35/12
In mixed form: 211/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/12+63/28 8/24+63/28 8/12+63/56 24/12+63/28 8/36+63/28 8/12+63/84 40/12+63/28 8/60+63/28 56/12+63/28 8/84+63/28