Subtract 56/35 from 14/90
1st number: 14/90, 2nd number: 1 21/35
14/90 - 56/35 is -13/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 35 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
14/90 = 14 × 7/90 × 7 = 98/630 - Likewise, for the 2nd fraction, since 35 × 18 = 630,
56/35 = 56 × 18/35 × 18 = 1008/630 - Subtract the two like fractions:
98/630 - 1008/630 = 98 - 1008/630 = -910/630 - After reducing the fraction, the answer is -13/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/90-56/35 14/90-56/70 42/90-56/35 70/90-56/35 98/90-56/35