Subtract 18/24 from 70/12
1st number: 5 10/12, 2nd number: 18/24
70/12 - 18/24 is 61/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 12 × 2 = 24,
70/12 = 70 × 2/12 × 2 = 140/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
18/24 = 18 × 1/24 × 1 = 18/24 - Subtract the two like fractions:
140/24 - 18/24 = 140 - 18/24 = 122/24 - After reducing the fraction, the answer is 61/12
- In mixed form: 51/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/12-36/24 70/24-18/24 70/12-18/48 70/12-54/24 70/36-18/24 70/12-18/72 70/12-90/24 70/60-18/24 70/84-18/24