Subtract 25/75 from 42/10
1st number: 4 2/10, 2nd number: 25/75
42/10 - 25/75 is 58/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 10 × 15 = 150,
42/10 = 42 × 15/10 × 15 = 630/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
25/75 = 25 × 2/75 × 2 = 50/150 - Subtract the two like fractions:
630/150 - 50/150 = 630 - 50/150 = 580/150 - After reducing the fraction, the answer is 58/15
- In mixed form: 313/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/10-25/75 42/10-50/75 42/20-25/75 42/30-25/75 42/50-25/75 42/70-25/75