Subtract 25/40 from 1/4
1/4 - 25/40 is -3/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 4 × 10 = 40,
1/4 = 1 × 10/4 × 10 = 10/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
25/40 = 25 × 1/40 × 1 = 25/40 - Subtract the two like fractions:
10/40 - 25/40 = 10 - 25/40 = -15/40 - After reducing the fraction, the answer is -3/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/4-25/40 1/4-50/40 1/8-25/40 1/4-25/80 3/4-25/40 1/4-75/40 1/12-25/40 5/4-25/40 1/20-25/40 7/4-25/40 1/28-25/40