Add 50/42 and 30/75
1st number: 1 8/42, 2nd number: 30/75
50/42 + 30/75 is 167/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 75 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
50/42 = 50 × 25/42 × 25 = 1250/1050 - Likewise, for the 2nd fraction, since 75 × 14 = 1050,
30/75 = 30 × 14/75 × 14 = 420/1050 - Add the two like fractions:
1250/1050 + 420/1050 = 1250 + 420/1050 = 1670/1050 - 1670/1050 simplified gives 167/105
- So, 50/42 + 30/75 = 167/105
In mixed form: 162/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/42+60/75 50/84+30/75 50/42+90/75