Add 7/42 and 42/25
1st number: 7/42, 2nd number: 1 17/25
7/42 + 42/25 is 277/150.
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,
7/42 = 7 × 25/42 × 25 = 175/1050 - Likewise, for the 2nd fraction, since 25 × 42 = 1050,
42/25 = 42 × 42/25 × 42 = 1764/1050 - Add the two like fractions:
175/1050 + 1764/1050 = 175 + 1764/1050 = 1939/1050 - 1939/1050 simplified gives 277/150
- So, 7/42 + 42/25 = 277/150
In mixed form: 1127/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/42+42/25 7/42+84/25 7/84+42/25 7/42+42/50 21/42+42/25 7/42+42/75 35/42+42/25 49/42+42/25