Subtract 9/30 from 84/36
1st number: 2 12/36, 2nd number: 9/30
84/36 - 9/30 is 61/30.
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,
84/36 = 84 × 5/36 × 5 = 420/180 - Likewise, for the 2nd fraction, since 30 × 6 = 180,
9/30 = 9 × 6/30 × 6 = 54/180 - Subtract the two like fractions:
420/180 - 54/180 = 420 - 54/180 = 366/180 - After reducing the fraction, the answer is 61/30
- In mixed form: 21/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/36-18/30 84/72-9/30 84/36-9/60 84/36-27/30 84/36-9/90 84/36-45/30 84/36-63/30