Subtract 24/90 from 45/35
1st number: 1 10/35, 2nd number: 24/90
45/35 - 24/90 is 107/105.
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,
45/35 = 45 × 18/35 × 18 = 810/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
24/90 = 24 × 7/90 × 7 = 168/630 - Subtract the two like fractions:
810/630 - 168/630 = 810 - 168/630 = 642/630 - After reducing the fraction, the answer is 107/105
- In mixed form: 12/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/35-24/90 45/35-48/90 45/70-24/90 45/35-72/90