Subtract 90/9 from 2/45
1st number: 2/45, 2nd number: 10 0/9
2/45 - 90/9 is -448/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
2/45 = 2 × 1/45 × 1 = 2/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
90/9 = 90 × 5/9 × 5 = 450/45 - Subtract the two like fractions:
2/45 - 450/45 = 2 - 450/45 = -448/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/45-90/9 2/90-90/9 2/45-90/18 6/45-90/9 2/45-90/27 10/45-90/9 2/45-90/45 14/45-90/9 2/45-90/63