Subtract 90/63 from 24/75
1st number: 24/75, 2nd number: 1 27/63
24/75 - 90/63 is -194/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 63 is 1575
Next, find the equivalent fraction of both fractional numbers with denominator 1575 - For the 1st fraction, since 75 × 21 = 1575,
24/75 = 24 × 21/75 × 21 = 504/1575 - Likewise, for the 2nd fraction, since 63 × 25 = 1575,
90/63 = 90 × 25/63 × 25 = 2250/1575 - Subtract the two like fractions:
504/1575 - 2250/1575 = 504 - 2250/1575 = -1746/1575 - After reducing the fraction, the answer is -194/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/75-90/63 72/75-90/63