Subtract 3/30 from 80/36
1st number: 2 8/36, 2nd number: 3/30
80/36 - 3/30 is 191/90.
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,
80/36 = 80 × 5/36 × 5 = 400/180 - Likewise, for the 2nd fraction, since 30 × 6 = 180,
3/30 = 3 × 6/30 × 6 = 18/180 - Subtract the two like fractions:
400/180 - 18/180 = 400 - 18/180 = 382/180 - After reducing the fraction, the answer is 191/90
- In mixed form: 211/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/36-6/30 80/72-3/30 80/36-3/60 80/36-9/30 80/36-3/90 80/36-15/30 80/36-21/30