Subtract 7/75 from 18/4
1st number: 4 2/4, 2nd number: 7/75
18/4 - 7/75 is 661/150.
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,
18/4 = 18 × 75/4 × 75 = 1350/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
7/75 = 7 × 4/75 × 4 = 28/300 - Subtract the two like fractions:
1350/300 - 28/300 = 1350 - 28/300 = 1322/300 - After reducing the fraction, the answer is 661/150
- In mixed form: 461/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/4-7/75 18/4-14/75 18/8-7/75 54/4-7/75 18/4-21/75 18/12-7/75 90/4-7/75 18/4-35/75 18/20-7/75 18/4-49/75 18/28-7/75