Add 3/42 and 72/50
1st number: 3/42, 2nd number: 1 22/50
3/42 + 72/50 is 529/350.
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,
3/42 = 3 × 25/42 × 25 = 75/1050 - Likewise, for the 2nd fraction, since 50 × 21 = 1050,
72/50 = 72 × 21/50 × 21 = 1512/1050 - Add the two like fractions:
75/1050 + 1512/1050 = 75 + 1512/1050 = 1587/1050 - 1587/1050 simplified gives 529/350
- So, 3/42 + 72/50 = 529/350
In mixed form: 1179/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/42+72/50 3/84+72/50 9/42+72/50 15/42+72/50 21/42+72/50