Add 50/84 and 18/9
1st number: 50/84, 2nd number: 2 0/9
50/84 + 18/9 is 109/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 9 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
50/84 = 50 × 3/84 × 3 = 150/252 - Likewise, for the 2nd fraction, since 9 × 28 = 252,
18/9 = 18 × 28/9 × 28 = 504/252 - Add the two like fractions:
150/252 + 504/252 = 150 + 504/252 = 654/252 - 654/252 simplified gives 109/42
- So, 50/84 + 18/9 = 109/42
In mixed form: 225/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/84+36/9 50/84+54/9 50/84+18/27 50/84+90/9 50/84+18/45 50/84+18/63