Subtract 21/6 from 12/75
1st number: 12/75, 2nd number: 3 3/6
12/75 - 21/6 is -167/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 6 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 75 × 2 = 150,
12/75 = 12 × 2/75 × 2 = 24/150 - Likewise, for the 2nd fraction, since 6 × 25 = 150,
21/6 = 21 × 25/6 × 25 = 525/150 - Subtract the two like fractions:
24/150 - 525/150 = 24 - 525/150 = -501/150 - After reducing the fraction, the answer is -167/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/75-21/6 12/75-42/6 12/75-21/12 36/75-21/6 12/75-63/6 12/75-21/18 60/75-21/6 12/75-21/30 84/75-21/6 12/75-21/42