Subtract 28/3 from 24/28
1st number: 24/28, 2nd number: 9 1/3
24/28 - 28/3 is -178/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 3 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
24/28 = 24 × 3/28 × 3 = 72/84 - Likewise, for the 2nd fraction, since 3 × 28 = 84,
28/3 = 28 × 28/3 × 28 = 784/84 - Subtract the two like fractions:
72/84 - 784/84 = 72 - 784/84 = -712/84 - After reducing the fraction, the answer is -178/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/28-28/3 24/28-56/3 24/56-28/3 24/28-28/6 72/28-28/3 24/28-84/3 24/84-28/3 24/28-28/9 24/28-28/15 24/28-28/21