Subtract 18/25 from 3/16
3/16 - 18/25 is -213/400.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 25 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 16 × 25 = 400,
3/16 = 3 × 25/16 × 25 = 75/400 - Likewise, for the 2nd fraction, since 25 × 16 = 400,
18/25 = 18 × 16/25 × 16 = 288/400 - Subtract the two like fractions:
75/400 - 288/400 = 75 - 288/400 = -213/400
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/16-18/25 3/16-36/25 3/32-18/25 3/16-18/50 9/16-18/25 3/16-54/25 3/48-18/25 3/16-18/75 15/16-18/25 3/16-90/25 3/80-18/25 21/16-18/25