Subtract 2/45 from 40/6
1st number: 6 4/6, 2nd number: 2/45
40/6 - 2/45 is 298/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
40/6 = 40 × 15/6 × 15 = 600/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
2/45 = 2 × 2/45 × 2 = 4/90 - Subtract the two like fractions:
600/90 - 4/90 = 600 - 4/90 = 596/90 - After reducing the fraction, the answer is 298/45
- In mixed form: 628/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/6-2/45 40/6-4/45 40/12-2/45 40/6-2/90 40/6-6/45 40/18-2/45 40/6-10/45 40/30-2/45 40/6-14/45 40/42-2/45