Subtract 35/32 from 9/42
1st number: 9/42, 2nd number: 1 3/32
9/42 - 35/32 is -197/224.
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,
9/42 = 9 × 16/42 × 16 = 144/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
35/32 = 35 × 21/32 × 21 = 735/672 - Subtract the two like fractions:
144/672 - 735/672 = 144 - 735/672 = -591/672 - After reducing the fraction, the answer is -197/224
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/42-35/32 9/42-70/32 9/84-35/32 9/42-35/64 27/42-35/32 9/42-35/96 45/42-35/32 63/42-35/32