Subtract 32/7 from 15/3
1st number: 5 0/3, 2nd number: 4 4/7
15/3 - 32/7 is 3/7.
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,
15/3 = 15 × 7/3 × 7 = 105/21 - Likewise, for the 2nd fraction, since 7 × 3 = 21,
32/7 = 32 × 3/7 × 3 = 96/21 - Subtract the two like fractions:
105/21 - 96/21 = 105 - 96/21 = 9/21 - After reducing the fraction, the answer is 3/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/3-32/7 15/3-64/7 15/6-32/7 15/3-32/14 45/3-32/7 15/3-96/7 15/9-32/7 15/3-32/21 75/3-32/7 15/3-32/35 15/21-32/7 15/3-32/49