Add 28/42 and 42/25
1st number: 28/42, 2nd number: 1 17/25
28/42 + 42/25 is 176/75.
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,
28/42 = 28 × 25/42 × 25 = 700/1050 - Likewise, for the 2nd fraction, since 25 × 42 = 1050,
42/25 = 42 × 42/25 × 42 = 1764/1050 - Add the two like fractions:
700/1050 + 1764/1050 = 700 + 1764/1050 = 2464/1050 - 2464/1050 simplified gives 176/75
- So, 28/42 + 42/25 = 176/75
In mixed form: 226/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/42+42/25 28/42+84/25 28/84+42/25 28/42+42/50 84/42+42/25 28/42+42/75