Subtract 9/15 from 70/2
1st number: 35 0/2, 2nd number: 9/15
70/2 - 9/15 is 172/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
70/2 = 70 × 15/2 × 15 = 1050/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
9/15 = 9 × 2/15 × 2 = 18/30 - Subtract the two like fractions:
1050/30 - 18/30 = 1050 - 18/30 = 1032/30 - After reducing the fraction, the answer is 172/5
- In mixed form: 342/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/2-18/15 70/4-9/15 70/2-9/30 70/2-27/15 70/6-9/15 70/2-9/45 70/2-45/15 70/10-9/15 70/2-9/75 70/2-63/15 70/14-9/15