Add 15/42 and 60/50
1st number: 15/42, 2nd number: 1 10/50
15/42 + 60/50 is 109/70.
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,
15/42 = 15 × 25/42 × 25 = 375/1050 - Likewise, for the 2nd fraction, since 50 × 21 = 1050,
60/50 = 60 × 21/50 × 21 = 1260/1050 - Add the two like fractions:
375/1050 + 1260/1050 = 375 + 1260/1050 = 1635/1050 - 1635/1050 simplified gives 109/70
- So, 15/42 + 60/50 = 109/70
In mixed form: 139/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/42+60/50 15/84+60/50 45/42+60/50 75/42+60/50