Add 56/12 and 2/7
1st number: 4 8/12, 2nd number: 2/7
56/12 + 2/7 is 104/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 7 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 7 × 12 = 84,
2/7 = 2 × 12/7 × 12 = 24/84 - Add the two like fractions:
392/84 + 24/84 = 392 + 24/84 = 416/84 - 416/84 simplified gives 104/21
- So, 56/12 + 2/7 = 104/21
In mixed form: 420/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/12+4/7 56/24+2/7 56/12+2/14 56/12+6/7 56/36+2/7 56/12+2/21 56/12+10/7 56/60+2/7 56/12+2/35 56/12+14/7 56/84+2/7 56/12+2/49