Subtract 27/25 from 16/40
1st number: 16/40, 2nd number: 1 2/25
16/40 - 27/25 is -17/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 25 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 40 × 5 = 200,
16/40 = 16 × 5/40 × 5 = 80/200 - Likewise, for the 2nd fraction, since 25 × 8 = 200,
27/25 = 27 × 8/25 × 8 = 216/200 - Subtract the two like fractions:
80/200 - 216/200 = 80 - 216/200 = -136/200 - After reducing the fraction, the answer is -17/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/40-27/25 16/40-54/25 16/80-27/25 16/40-27/50 48/40-27/25 16/40-81/25 16/40-27/75 80/40-27/25