Add 54/42 and 28/50
1st number: 1 12/42, 2nd number: 28/50
54/42 + 28/50 is 323/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 50 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
54/42 = 54 × 25/42 × 25 = 1350/1050 - Likewise, for the 2nd fraction, since 50 × 21 = 1050,
28/50 = 28 × 21/50 × 21 = 588/1050 - Add the two like fractions:
1350/1050 + 588/1050 = 1350 + 588/1050 = 1938/1050 - 1938/1050 simplified gives 323/175
- So, 54/42 + 28/50 = 323/175
In mixed form: 1148/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/42+56/50 54/84+28/50 54/42+84/50