Add 56/12 and 3/28
1st number: 4 8/12, 2nd number: 3/28
56/12 + 3/28 is 401/84.
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,
56/12 = 56 × 7/12 × 7 = 392/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
3/28 = 3 × 3/28 × 3 = 9/84 - Add the two like fractions:
392/84 + 9/84 = 392 + 9/84 = 401/84 - So, 56/12 + 3/28 = 401/84
In mixed form: 465/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/12+6/28 56/24+3/28 56/12+3/56 56/12+9/28 56/36+3/28 56/12+3/84 56/12+15/28 56/60+3/28 56/12+21/28 56/84+3/28