Add 50/12 and 9/7
1st number: 4 2/12, 2nd number: 1 2/7
50/12 + 9/7 is 229/42.
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,
50/12 = 50 × 7/12 × 7 = 350/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
9/7 = 9 × 12/7 × 12 = 108/84 - Add the two like fractions:
350/84 + 108/84 = 350 + 108/84 = 458/84 - 458/84 simplified gives 229/42
- So, 50/12 + 9/7 = 229/42
In mixed form: 519/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/12+18/7 50/24+9/7 50/12+9/14 50/12+27/7 50/36+9/7 50/12+9/21 50/12+45/7 50/60+9/7 50/12+9/35 50/12+63/7 50/84+9/7 50/12+9/49