Subtract 42/6 from 1/84
1st number: 1/84, 2nd number: 7 0/6
1/84 - 42/6 is -587/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 6 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 6 × 14 = 84,
42/6 = 42 × 14/6 × 14 = 588/84 - Subtract the two like fractions:
1/84 - 588/84 = 1 - 588/84 = -587/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/84-42/6 1/84-84/6 1/84-42/12 3/84-42/6 1/84-42/18 5/84-42/6 1/84-42/30 7/84-42/6