Subtract 70/12 from 28/24
1st number: 1 4/24, 2nd number: 5 10/12
28/24 - 70/12 is -14/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 12 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 24 × 1 = 24,
28/24 = 28 × 1/24 × 1 = 28/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
70/12 = 70 × 2/12 × 2 = 140/24 - Subtract the two like fractions:
28/24 - 140/24 = 28 - 140/24 = -112/24 - After reducing the fraction, the answer is -14/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/24-70/12 28/48-70/12 28/24-70/24 84/24-70/12 28/72-70/12 28/24-70/36 28/24-70/60 28/24-70/84