Subtract 40/45 from 70/6
1st number: 11 4/6, 2nd number: 40/45
70/6 - 40/45 is 97/9.
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,
70/6 = 70 × 15/6 × 15 = 1050/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
40/45 = 40 × 2/45 × 2 = 80/90 - Subtract the two like fractions:
1050/90 - 80/90 = 1050 - 80/90 = 970/90 - After reducing the fraction, the answer is 97/9
- In mixed form: 107/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/6-80/45 70/12-40/45 70/6-40/90 70/18-40/45 70/30-40/45 70/42-40/45