Subtract 63/32 from 6/42
1st number: 6/42, 2nd number: 1 31/32
6/42 - 63/32 is -409/224.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 32 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 42 × 16 = 672,
6/42 = 6 × 16/42 × 16 = 96/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
63/32 = 63 × 21/32 × 21 = 1323/672 - Subtract the two like fractions:
96/672 - 1323/672 = 96 - 1323/672 = -1227/672 - After reducing the fraction, the answer is -409/224
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/42-63/32 6/84-63/32 6/42-63/64 18/42-63/32 6/42-63/96 30/42-63/32