Subtract 4/72 from 10/4
1st number: 2 2/4, 2nd number: 4/72
10/4 - 4/72 is 22/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 4 × 18 = 72,
10/4 = 10 × 18/4 × 18 = 180/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
4/72 = 4 × 1/72 × 1 = 4/72 - Subtract the two like fractions:
180/72 - 4/72 = 180 - 4/72 = 176/72 - After reducing the fraction, the answer is 22/9
- In mixed form: 24/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/4-4/72 10/4-8/72 10/8-4/72 30/4-4/72 10/4-12/72 10/12-4/72 50/4-4/72 10/4-20/72 10/20-4/72 70/4-4/72 10/4-28/72 10/28-4/72