Subtract 2/90 from 75/35
1st number: 2 5/35, 2nd number: 2/90
75/35 - 2/90 is 668/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 35 × 18 = 630,
75/35 = 75 × 18/35 × 18 = 1350/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
2/90 = 2 × 7/90 × 7 = 14/630 - Subtract the two like fractions:
1350/630 - 14/630 = 1350 - 14/630 = 1336/630 - After reducing the fraction, the answer is 668/315
- In mixed form: 238/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/35-4/90 75/70-2/90 75/35-6/90 75/35-10/90 75/35-14/90