Subtract 30/54 from 90/14
1st number: 6 6/14, 2nd number: 30/54
90/14 - 30/54 is 370/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 14 × 27 = 378,
90/14 = 90 × 27/14 × 27 = 2430/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
30/54 = 30 × 7/54 × 7 = 210/378 - Subtract the two like fractions:
2430/378 - 210/378 = 2430 - 210/378 = 2220/378 - After reducing the fraction, the answer is 370/63
- In mixed form: 555/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/14-60/54 90/28-30/54 90/14-90/54 90/42-30/54 90/70-30/54 90/98-30/54