Subtract 24/28 from 1/5
1/5 - 24/28 is -23/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 5 × 28 = 140,
1/5 = 1 × 28/5 × 28 = 28/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
24/28 = 24 × 5/28 × 5 = 120/140 - Subtract the two like fractions:
28/140 - 120/140 = 28 - 120/140 = -92/140 - After reducing the fraction, the answer is -23/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/5-24/28 1/5-48/28 1/10-24/28 1/5-24/56 3/5-24/28 1/5-72/28 1/15-24/28 1/5-24/84 1/25-24/28 7/5-24/28 1/35-24/28