Subtract 18/6 from 70/15
1st number: 4 10/15, 2nd number: 3 0/6
70/15 - 18/6 is 5/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 6 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 15 × 2 = 30,
70/15 = 70 × 2/15 × 2 = 140/30 - Likewise, for the 2nd fraction, since 6 × 5 = 30,
18/6 = 18 × 5/6 × 5 = 90/30 - Subtract the two like fractions:
140/30 - 90/30 = 140 - 90/30 = 50/30 - After reducing the fraction, the answer is 5/3
- In mixed form: 12/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/15-36/6 70/30-18/6 70/15-18/12 70/15-54/6 70/45-18/6 70/15-90/6 70/75-18/6 70/15-18/30 70/15-18/42