Subtract 36/7 from 1/84
1st number: 1/84, 2nd number: 5 1/7
1/84 - 36/7 is -431/84.
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,
1/84 = 1 × 1/84 × 1 = 1/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
36/7 = 36 × 12/7 × 12 = 432/84 - Subtract the two like fractions:
1/84 - 432/84 = 1 - 432/84 = -431/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/84-36/7 1/84-72/7 1/84-36/14 3/84-36/7 1/84-36/21 5/84-36/7 1/84-36/35 7/84-36/7 1/84-36/49