Add 25/42 and 42/49
25/42 + 42/49 is 61/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 49 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 42 × 7 = 294,
25/42 = 25 × 7/42 × 7 = 175/294 - Likewise, for the 2nd fraction, since 49 × 6 = 294,
42/49 = 42 × 6/49 × 6 = 252/294 - Add the two like fractions:
175/294 + 252/294 = 175 + 252/294 = 427/294 - 427/294 simplified gives 61/42
- So, 25/42 + 42/49 = 61/42
In mixed form: 119/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/42+42/49 25/42+84/49 25/84+42/49 25/42+42/98 75/42+42/49