Subtract 1/40 from 7/75
7/75 - 1/40 is 41/600.
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,
7/75 = 7 × 8/75 × 8 = 56/600 - Likewise, for the 2nd fraction, since 40 × 15 = 600,
1/40 = 1 × 15/40 × 15 = 15/600 - Subtract the two like fractions:
56/600 - 15/600 = 56 - 15/600 = 41/600
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/75-1/40 7/75-2/40 7/75-1/80 21/75-1/40 7/75-3/40 35/75-1/40 7/75-5/40 49/75-1/40 7/75-7/40