Subtract 7/18 from 56/75
56/75 - 7/18 is 161/450.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 75 × 6 = 450,
56/75 = 56 × 6/75 × 6 = 336/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
7/18 = 7 × 25/18 × 25 = 175/450 - Subtract the two like fractions:
336/450 - 175/450 = 336 - 175/450 = 161/450
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/75-14/18 56/75-7/36 56/75-21/18 56/75-7/54 56/75-35/18 56/75-7/90 56/75-49/18