Subtract 8/36 from 90/14
1st number: 6 6/14, 2nd number: 8/36
90/14 - 8/36 is 391/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 14 × 18 = 252,
90/14 = 90 × 18/14 × 18 = 1620/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
8/36 = 8 × 7/36 × 7 = 56/252 - Subtract the two like fractions:
1620/252 - 56/252 = 1620 - 56/252 = 1564/252 - After reducing the fraction, the answer is 391/63
- In mixed form: 613/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/14-16/36 90/28-8/36 90/14-8/72 90/14-24/36 90/42-8/36 90/14-40/36 90/70-8/36 90/14-56/36 90/98-8/36