Subtract 32/4 from 8/84
1st number: 8/84, 2nd number: 8 0/4
8/84 - 32/4 is -166/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 4 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
8/84 = 8 × 1/84 × 1 = 8/84 - Likewise, for the 2nd fraction, since 4 × 21 = 84,
32/4 = 32 × 21/4 × 21 = 672/84 - Subtract the two like fractions:
8/84 - 672/84 = 8 - 672/84 = -664/84 - After reducing the fraction, the answer is -166/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/84-32/4 8/84-64/4 8/84-32/8 24/84-32/4 8/84-96/4 8/84-32/12 40/84-32/4 8/84-32/20 56/84-32/4 8/84-32/28