Add 42/54 and 7/25
42/54 + 7/25 is 238/225.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 25 is 1350
Next, find the equivalent fraction of both fractional numbers with denominator 1350 - For the 1st fraction, since 54 × 25 = 1350,
42/54 = 42 × 25/54 × 25 = 1050/1350 - Likewise, for the 2nd fraction, since 25 × 54 = 1350,
7/25 = 7 × 54/25 × 54 = 378/1350 - Add the two like fractions:
1050/1350 + 378/1350 = 1050 + 378/1350 = 1428/1350 - 1428/1350 simplified gives 238/225
- So, 42/54 + 7/25 = 238/225
In mixed form: 113/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/54+7/25 42/54+14/25 42/54+7/50 42/54+21/25 42/54+7/75 42/54+35/25 42/54+49/25