Subtract 25/45 from 90/10
1st number: 9 0/10, 2nd number: 25/45
90/10 - 25/45 is 76/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
90/10 = 90 × 9/10 × 9 = 810/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
25/45 = 25 × 2/45 × 2 = 50/90 - Subtract the two like fractions:
810/90 - 50/90 = 810 - 50/90 = 760/90 - After reducing the fraction, the answer is 76/9
- In mixed form: 84/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/10-50/45 90/20-25/45 90/10-25/90 90/10-75/45 90/30-25/45 90/50-25/45 90/70-25/45