Subtract 16/45 from 5/56
5/56 - 16/45 is -671/2520.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 45 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 56 × 45 = 2520,
5/56 = 5 × 45/56 × 45 = 225/2520 - Likewise, for the 2nd fraction, since 45 × 56 = 2520,
16/45 = 16 × 56/45 × 56 = 896/2520 - Subtract the two like fractions:
225/2520 - 896/2520 = 225 - 896/2520 = -671/2520
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/56-16/45 5/56-32/45 5/56-16/90 15/56-16/45 5/56-48/45 25/56-16/45 5/56-80/45 35/56-16/45