Subtract 90/42 from 14/6
1st number: 2 2/6, 2nd number: 2 6/42
14/6 - 90/42 is 4/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
14/6 = 14 × 7/6 × 7 = 98/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
90/42 = 90 × 1/42 × 1 = 90/42 - Subtract the two like fractions:
98/42 - 90/42 = 98 - 90/42 = 8/42 - After reducing the fraction, the answer is 4/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/6-90/42 14/12-90/42 14/6-90/84 42/6-90/42 14/18-90/42 70/6-90/42 14/30-90/42 98/6-90/42 14/42-90/42