Subtract 9/4 from 8/16
1st number: 8/16, 2nd number: 2 1/4
8/16 - 9/4 is -7/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 4 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 16 × 1 = 16,
8/16 = 8 × 1/16 × 1 = 8/16 - Likewise, for the 2nd fraction, since 4 × 4 = 16,
9/4 = 9 × 4/4 × 4 = 36/16 - Subtract the two like fractions:
8/16 - 36/16 = 8 - 36/16 = -28/16 - After reducing the fraction, the answer is -7/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/16-18/4 8/32-9/4 8/16-9/8 24/16-9/4 8/16-27/4 8/48-9/4 8/16-9/12 40/16-9/4 8/16-45/4 8/80-9/4 8/16-9/20 56/16-9/4 8/16-63/4 8/16-9/28