Subtract 56/35 from 25/18
1st number: 1 7/18, 2nd number: 1 21/35
25/18 - 56/35 is -19/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 35 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 18 × 35 = 630,
25/18 = 25 × 35/18 × 35 = 875/630 - Likewise, for the 2nd fraction, since 35 × 18 = 630,
56/35 = 56 × 18/35 × 18 = 1008/630 - Subtract the two like fractions:
875/630 - 1008/630 = 875 - 1008/630 = -133/630 - After reducing the fraction, the answer is -19/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/18-56/35 25/36-56/35 25/18-56/70 75/18-56/35 25/54-56/35 25/90-56/35