Subtract 56/42 from 63/4
1st number: 15 3/4, 2nd number: 1 14/42
63/4 - 56/42 is 173/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
63/4 = 63 × 21/4 × 21 = 1323/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
56/42 = 56 × 2/42 × 2 = 112/84 - Subtract the two like fractions:
1323/84 - 112/84 = 1323 - 112/84 = 1211/84 - After reducing the fraction, the answer is 173/12
- In mixed form: 145/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/8-56/42 63/4-56/84 63/12-56/42 63/20-56/42 63/28-56/42