Subtract 8/25 from 90/42
1st number: 2 6/42, 2nd number: 8/25
90/42 - 8/25 is 319/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 25 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
90/42 = 90 × 25/42 × 25 = 2250/1050 - Likewise, for the 2nd fraction, since 25 × 42 = 1050,
8/25 = 8 × 42/25 × 42 = 336/1050 - Subtract the two like fractions:
2250/1050 - 336/1050 = 2250 - 336/1050 = 1914/1050 - After reducing the fraction, the answer is 319/175
- In mixed form: 1144/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/42-16/25 90/84-8/25 90/42-8/50 90/42-24/25 90/42-8/75 90/42-40/25 90/42-56/25