Subtract 1/90 from 14/35
14/35 - 1/90 is 7/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 35 × 18 = 630,
14/35 = 14 × 18/35 × 18 = 252/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
1/90 = 1 × 7/90 × 7 = 7/630 - Subtract the two like fractions:
252/630 - 7/630 = 252 - 7/630 = 245/630 - After reducing the fraction, the answer is 7/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/35-1/90 14/35-2/90 14/70-1/90 42/35-1/90 14/35-3/90 70/35-1/90 14/35-5/90 98/35-1/90 14/35-7/90