Subtract 2/8 from 40/36
1st number: 1 4/36, 2nd number: 2/8
40/36 - 2/8 is 31/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 36 × 2 = 72,
40/36 = 40 × 2/36 × 2 = 80/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
2/8 = 2 × 9/8 × 9 = 18/72 - Subtract the two like fractions:
80/72 - 18/72 = 80 - 18/72 = 62/72 - After reducing the fraction, the answer is 31/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/36-2/8 40/36-4/8 40/72-2/8 40/36-2/16 40/36-6/8 40/36-2/24 40/36-10/8 40/36-2/40 40/36-14/8 40/36-2/56