Subtract 14/32 from 14/42
14/42 - 14/32 is -5/48.
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,
14/42 = 14 × 16/42 × 16 = 224/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
14/32 = 14 × 21/32 × 21 = 294/672 - Subtract the two like fractions:
224/672 - 294/672 = 224 - 294/672 = -70/672 - After reducing the fraction, the answer is -5/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/42-14/32 14/42-28/32 14/84-14/32 14/42-14/64 14/42-42/32 14/42-14/96 70/42-14/32 14/42-70/32 98/42-14/32 14/42-98/32