Subtract 8/40 from 6/75
6/75 - 8/40 is -3/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 40 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 75 × 8 = 600,
6/75 = 6 × 8/75 × 8 = 48/600 - Likewise, for the 2nd fraction, since 40 × 15 = 600,
8/40 = 8 × 15/40 × 15 = 120/600 - Subtract the two like fractions:
48/600 - 120/600 = 48 - 120/600 = -72/600 - After reducing the fraction, the answer is -3/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/75-8/40 6/75-16/40 6/75-8/80 18/75-8/40 6/75-24/40 30/75-8/40 42/75-8/40 6/75-56/40