Subtract 36/90 from 2/14
2/14 - 36/90 is -9/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
2/14 = 2 × 45/14 × 45 = 90/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
36/90 = 36 × 7/90 × 7 = 252/630 - Subtract the two like fractions:
90/630 - 252/630 = 90 - 252/630 = -162/630 - After reducing the fraction, the answer is -9/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/14-36/90 2/14-72/90 2/28-36/90 6/14-36/90 2/42-36/90 10/14-36/90 2/70-36/90 2/98-36/90