Subtract 70/30 from 84/36
1st number: 2 12/36, 2nd number: 2 10/30
84/36 - 70/30 is 0/1.
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,
70/30 = 70 × 6/30 × 6 = 420/180 - Subtract the two like fractions:
420/180 - 420/180 = 420 - 420/180 = 0/180 - The answer is 0
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/72-70/30 84/36-70/60 84/36-70/90