Subtract 5/30 from 40/36
1st number: 1 4/36, 2nd number: 5/30
40/36 - 5/30 is 17/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 30 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
40/36 = 40 × 5/36 × 5 = 200/180 - Likewise, for the 2nd fraction, since 30 × 6 = 180,
5/30 = 5 × 6/30 × 6 = 30/180 - Subtract the two like fractions:
200/180 - 30/180 = 200 - 30/180 = 170/180 - After reducing the fraction, the answer is 17/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/36-5/30 40/36-10/30 40/72-5/30 40/36-5/60 40/36-15/30 40/36-5/90 40/36-25/30 40/36-35/30