Subtract 4/24 from 28/80
28/80 - 4/24 is 11/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 24 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
28/80 = 28 × 3/80 × 3 = 84/240 - Likewise, for the 2nd fraction, since 24 × 10 = 240,
4/24 = 4 × 10/24 × 10 = 40/240 - Subtract the two like fractions:
84/240 - 40/240 = 84 - 40/240 = 44/240 - After reducing the fraction, the answer is 11/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/80-4/24 28/80-8/24 28/80-4/48 84/80-4/24 28/80-12/24 28/80-4/72 28/80-20/24 28/80-28/24