Subtract 45/36 from 28/75
1st number: 28/75, 2nd number: 1 9/36
28/75 - 45/36 is -263/300.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 36 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 75 × 12 = 900,
28/75 = 28 × 12/75 × 12 = 336/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
45/36 = 45 × 25/36 × 25 = 1125/900 - Subtract the two like fractions:
336/900 - 1125/900 = 336 - 1125/900 = -789/900 - After reducing the fraction, the answer is -263/300
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/75-45/36 28/75-90/36 28/75-45/72 84/75-45/36