Subtract 84/90 from 56/14
1st number: 4 0/14, 2nd number: 84/90
56/14 - 84/90 is 46/15.
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,
56/14 = 56 × 45/14 × 45 = 2520/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
84/90 = 84 × 7/90 × 7 = 588/630 - Subtract the two like fractions:
2520/630 - 588/630 = 2520 - 588/630 = 1932/630 - After reducing the fraction, the answer is 46/15
- In mixed form: 31/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/28-84/90 56/42-84/90 56/70-84/90 56/98-84/90