Subtract 3/7 from 75/3
1st number: 25 0/3, 2nd number: 3/7
75/3 - 3/7 is 172/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 7 is 21
Next, find the equivalent fraction of both fractional numbers with denominator 21 - For the 1st fraction, since 3 × 7 = 21,
75/3 = 75 × 7/3 × 7 = 525/21 - Likewise, for the 2nd fraction, since 7 × 3 = 21,
3/7 = 3 × 3/7 × 3 = 9/21 - Subtract the two like fractions:
525/21 - 9/21 = 525 - 9/21 = 516/21 - After reducing the fraction, the answer is 172/7
- In mixed form: 244/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/3-6/7 75/6-3/7 75/3-3/14 75/3-9/7 75/9-3/7 75/3-3/21 75/3-15/7 75/15-3/7 75/3-3/35 75/3-21/7 75/21-3/7 75/3-3/49