Add 70/3 and 56/12
1st number: 23 1/3, 2nd number: 4 8/12
70/3 + 56/12 is 28/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 3 × 4 = 12,
70/3 = 70 × 4/3 × 4 = 280/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
56/12 = 56 × 1/12 × 1 = 56/12 - Add the two like fractions:
280/12 + 56/12 = 280 + 56/12 = 336/12 - 336/12 simplified gives 28/1
- So, 70/3 + 56/12 = 28/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/6+56/12 70/3+56/24 70/9+56/12 70/3+56/36 70/15+56/12 70/3+56/60 70/21+56/12 70/3+56/84