Subtract 40/18 from 63/9
1st number: 7 0/9, 2nd number: 2 4/18
63/9 - 40/18 is 43/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 9 × 2 = 18,
63/9 = 63 × 2/9 × 2 = 126/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
40/18 = 40 × 1/18 × 1 = 40/18 - Subtract the two like fractions:
126/18 - 40/18 = 126 - 40/18 = 86/18 - After reducing the fraction, the answer is 43/9
- In mixed form: 47/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/9-80/18 63/18-40/18 63/9-40/36 63/27-40/18 63/9-40/54 63/45-40/18 63/9-40/90