Add 3/12 and 9/56
3/12 + 9/56 is 23/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 12 × 14 = 168,
3/12 = 3 × 14/12 × 14 = 42/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
9/56 = 9 × 3/56 × 3 = 27/168 - Add the two like fractions:
42/168 + 27/168 = 42 + 27/168 = 69/168 - 69/168 simplified gives 23/56
- So, 3/12 + 9/56 = 23/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/12+9/56 3/12+18/56 3/24+9/56 9/12+9/56 3/12+27/56 3/36+9/56 15/12+9/56 3/12+45/56 3/60+9/56 21/12+9/56 3/12+63/56 3/84+9/56