Subtract 63/42 from 32/12
1st number: 2 8/12, 2nd number: 1 21/42
32/12 - 63/42 is 7/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
32/12 = 32 × 7/12 × 7 = 224/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
63/42 = 63 × 2/42 × 2 = 126/84 - Subtract the two like fractions:
224/84 - 126/84 = 224 - 126/84 = 98/84 - After reducing the fraction, the answer is 7/6
- In mixed form: 11/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/12-63/42 32/24-63/42 32/12-63/84 96/12-63/42 32/36-63/42 32/60-63/42 32/84-63/42