Subtract 84/8 from 3/14
1st number: 3/14, 2nd number: 10 4/8
3/14 - 84/8 is -72/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 14 × 4 = 56,
3/14 = 3 × 4/14 × 4 = 12/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
84/8 = 84 × 7/8 × 7 = 588/56 - Subtract the two like fractions:
12/56 - 588/56 = 12 - 588/56 = -576/56 - After reducing the fraction, the answer is -72/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/14-84/8 3/28-84/8 3/14-84/16 9/14-84/8 3/42-84/8 3/14-84/24 15/14-84/8 3/70-84/8 3/14-84/40 21/14-84/8 3/98-84/8 3/14-84/56