Subtract 7/75 from 12/30
12/30 - 7/75 is 23/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
12/30 = 12 × 5/30 × 5 = 60/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
7/75 = 7 × 2/75 × 2 = 14/150 - Subtract the two like fractions:
60/150 - 14/150 = 60 - 14/150 = 46/150 - After reducing the fraction, the answer is 23/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/30-7/75 12/30-14/75 12/60-7/75 36/30-7/75 12/30-21/75 12/90-7/75 60/30-7/75 12/30-35/75 84/30-7/75 12/30-49/75