Subtract 32/42 from 8/3
1st number: 2 2/3, 2nd number: 32/42
8/3 - 32/42 is 40/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 3 × 14 = 42,
8/3 = 8 × 14/3 × 14 = 112/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
32/42 = 32 × 1/42 × 1 = 32/42 - Subtract the two like fractions:
112/42 - 32/42 = 112 - 32/42 = 80/42 - After reducing the fraction, the answer is 40/21
- In mixed form: 119/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/3-32/42 8/3-64/42 8/6-32/42 8/3-32/84 24/3-32/42 8/3-96/42 8/9-32/42 40/3-32/42 8/15-32/42 56/3-32/42 8/21-32/42