Subtract 90/28 from 6/24
1st number: 6/24, 2nd number: 3 6/28
6/24 - 90/28 is -83/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 28 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
6/24 = 6 × 7/24 × 7 = 42/168 - Likewise, for the 2nd fraction, since 28 × 6 = 168,
90/28 = 90 × 6/28 × 6 = 540/168 - Subtract the two like fractions:
42/168 - 540/168 = 42 - 540/168 = -498/168 - After reducing the fraction, the answer is -83/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/24-90/28 6/48-90/28 6/24-90/56 18/24-90/28 6/72-90/28 6/24-90/84 30/24-90/28 42/24-90/28