Subtract 75/90 from 70/2
1st number: 35 0/2, 2nd number: 75/90
70/2 - 75/90 is 205/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
70/2 = 70 × 45/2 × 45 = 3150/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
75/90 = 75 × 1/90 × 1 = 75/90 - Subtract the two like fractions:
3150/90 - 75/90 = 3150 - 75/90 = 3075/90 - After reducing the fraction, the answer is 205/6
- In mixed form: 341/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/4-75/90 70/6-75/90 70/10-75/90 70/14-75/90