Subtract 42/25 from 12/3
1st number: 4 0/3, 2nd number: 1 17/25
12/3 - 42/25 is 58/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 25 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 3 × 25 = 75,
12/3 = 12 × 25/3 × 25 = 300/75 - Likewise, for the 2nd fraction, since 25 × 3 = 75,
42/25 = 42 × 3/25 × 3 = 126/75 - Subtract the two like fractions:
300/75 - 126/75 = 300 - 126/75 = 174/75 - After reducing the fraction, the answer is 58/25
- In mixed form: 28/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/3-42/25 12/3-84/25 12/6-42/25 12/3-42/50 36/3-42/25 12/9-42/25 12/3-42/75 60/3-42/25 12/15-42/25 84/3-42/25 12/21-42/25