Subtract 90/4 from 12/14
1st number: 12/14, 2nd number: 22 2/4
12/14 - 90/4 is -303/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 4 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 14 × 2 = 28,
12/14 = 12 × 2/14 × 2 = 24/28 - Likewise, for the 2nd fraction, since 4 × 7 = 28,
90/4 = 90 × 7/4 × 7 = 630/28 - Subtract the two like fractions:
24/28 - 630/28 = 24 - 630/28 = -606/28 - After reducing the fraction, the answer is -303/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/14-90/4 12/28-90/4 12/14-90/8 36/14-90/4 12/42-90/4 12/14-90/12 60/14-90/4 12/70-90/4 12/14-90/20 84/14-90/4 12/98-90/4 12/14-90/28