Subtract 18/25 from 42/6
1st number: 7 0/6, 2nd number: 18/25
42/6 - 18/25 is 157/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 25 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 6 × 25 = 150,
42/6 = 42 × 25/6 × 25 = 1050/150 - Likewise, for the 2nd fraction, since 25 × 6 = 150,
18/25 = 18 × 6/25 × 6 = 108/150 - Subtract the two like fractions:
1050/150 - 108/150 = 1050 - 108/150 = 942/150 - After reducing the fraction, the answer is 157/25
- In mixed form: 67/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/6-18/25 42/6-36/25 42/12-18/25 42/6-18/50 42/6-54/25 42/18-18/25 42/6-18/75 42/6-90/25 42/30-18/25