Subtract 42/9 from 36/75
1st number: 36/75, 2nd number: 4 6/9
36/75 - 42/9 is -314/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 9 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 9 × 25 = 225,
42/9 = 42 × 25/9 × 25 = 1050/225 - Subtract the two like fractions:
108/225 - 1050/225 = 108 - 1050/225 = -942/225 - After reducing the fraction, the answer is -314/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/75-42/9 36/75-84/9 36/75-42/18 36/75-42/27 36/75-42/45 36/75-42/63