Subtract 70/75 from 30/4
1st number: 7 2/4, 2nd number: 70/75
30/4 - 70/75 is 197/30.
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,
30/4 = 30 × 75/4 × 75 = 2250/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
70/75 = 70 × 4/75 × 4 = 280/300 - Subtract the two like fractions:
2250/300 - 280/300 = 2250 - 280/300 = 1970/300 - After reducing the fraction, the answer is 197/30
- In mixed form: 617/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/4-70/75 30/8-70/75 90/4-70/75 30/12-70/75 30/20-70/75 30/28-70/75