Subtract 40/75 from 70/4
1st number: 17 2/4, 2nd number: 40/75
70/4 - 40/75 is 509/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 4 × 75 = 300,
70/4 = 70 × 75/4 × 75 = 5250/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
40/75 = 40 × 4/75 × 4 = 160/300 - Subtract the two like fractions:
5250/300 - 160/300 = 5250 - 160/300 = 5090/300 - After reducing the fraction, the answer is 509/30
- In mixed form: 1629/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/4-80/75 70/8-40/75 70/12-40/75 70/20-40/75 70/28-40/75