Subtract 35/25 from 35/18
1st number: 1 17/18, 2nd number: 1 10/25
35/18 - 35/25 is 49/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 25 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 18 × 25 = 450,
35/18 = 35 × 25/18 × 25 = 875/450 - Likewise, for the 2nd fraction, since 25 × 18 = 450,
35/25 = 35 × 18/25 × 18 = 630/450 - Subtract the two like fractions:
875/450 - 630/450 = 875 - 630/450 = 245/450 - After reducing the fraction, the answer is 49/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/18-35/25 35/18-70/25 35/36-35/25 35/18-35/50 35/54-35/25 35/18-35/75 35/90-35/25