Subtract 30/56 from 72/24
1st number: 3 0/24, 2nd number: 30/56
72/24 - 30/56 is 69/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
72/24 = 72 × 7/24 × 7 = 504/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
30/56 = 30 × 3/56 × 3 = 90/168 - Subtract the two like fractions:
504/168 - 90/168 = 504 - 90/168 = 414/168 - After reducing the fraction, the answer is 69/28
- In mixed form: 213/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/24-60/56 72/48-30/56 72/24-90/56