Subtract 8/3 from 90/14
1st number: 6 6/14, 2nd number: 2 2/3
90/14 - 8/3 is 79/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 3 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
90/14 = 90 × 3/14 × 3 = 270/42 - Likewise, for the 2nd fraction, since 3 × 14 = 42,
8/3 = 8 × 14/3 × 14 = 112/42 - Subtract the two like fractions:
270/42 - 112/42 = 270 - 112/42 = 158/42 - After reducing the fraction, the answer is 79/21
- In mixed form: 316/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/14-16/3 90/28-8/3 90/14-8/6 90/14-24/3 90/42-8/3 90/14-8/9 90/14-40/3 90/70-8/3 90/14-8/15 90/14-56/3 90/98-8/3 90/14-8/21