Subtract 12/45 from 36/75
36/75 - 12/45 is 16/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 45 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 75 × 3 = 225,
36/75 = 36 × 3/75 × 3 = 108/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
12/45 = 12 × 5/45 × 5 = 60/225 - Subtract the two like fractions:
108/225 - 60/225 = 108 - 60/225 = 48/225 - After reducing the fraction, the answer is 16/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/75-12/45 36/75-24/45 36/75-12/90 36/75-36/45 36/75-60/45 36/75-84/45