Subtract 40/28 from 4/75
1st number: 4/75, 2nd number: 1 12/28
4/75 - 40/28 is -722/525.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 28 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 75 × 28 = 2100,
4/75 = 4 × 28/75 × 28 = 112/2100 - Likewise, for the 2nd fraction, since 28 × 75 = 2100,
40/28 = 40 × 75/28 × 75 = 3000/2100 - Subtract the two like fractions:
112/2100 - 3000/2100 = 112 - 3000/2100 = -2888/2100 - After reducing the fraction, the answer is -722/525
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/75-40/28 4/75-80/28 4/75-40/56 12/75-40/28 4/75-40/84 20/75-40/28 28/75-40/28