Add 50/42 and 20/25
1st number: 1 8/42, 2nd number: 20/25
50/42 + 20/25 is 209/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 25 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 25 × 42 = 1050,
20/25 = 20 × 42/25 × 42 = 840/1050 - Add the two like fractions:
1250/1050 + 840/1050 = 1250 + 840/1050 = 2090/1050 - 2090/1050 simplified gives 209/105
- So, 50/42 + 20/25 = 209/105
In mixed form: 1104/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/42+40/25 50/84+20/25 50/42+20/50 50/42+60/25 50/42+20/75