Add 50/12 and 54/42
1st number: 4 2/12, 2nd number: 1 12/42
50/12 + 54/42 is 229/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 42 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 42 × 2 = 84,
54/42 = 54 × 2/42 × 2 = 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 + 54/42 = 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: 50/24+54/42 50/12+54/84 50/36+54/42 50/60+54/42 50/84+54/42