Subtract 27/7 from 36/84
1st number: 36/84, 2nd number: 3 6/7
36/84 - 27/7 is -24/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 7 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
36/84 = 36 × 1/84 × 1 = 36/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
27/7 = 27 × 12/7 × 12 = 324/84 - Subtract the two like fractions:
36/84 - 324/84 = 36 - 324/84 = -288/84 - After reducing the fraction, the answer is -24/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/84-27/7 36/84-54/7 36/84-27/14 36/84-81/7 36/84-27/21 36/84-27/35 36/84-27/49