Subtract 27/10 from 12/75
1st number: 12/75, 2nd number: 2 7/10
12/75 - 27/10 is -127/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 10 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 10 × 15 = 150,
27/10 = 27 × 15/10 × 15 = 405/150 - Subtract the two like fractions:
24/150 - 405/150 = 24 - 405/150 = -381/150 - After reducing the fraction, the answer is -127/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/75-27/10 12/75-54/10 12/75-27/20 36/75-27/10 12/75-81/10 12/75-27/30 60/75-27/10 12/75-27/50 84/75-27/10 12/75-27/70