Subtract 42/64 from 5/14
5/14 - 42/64 is -67/224.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 64 is 448
Next, find the equivalent fraction of both fractional numbers with denominator 448 - For the 1st fraction, since 14 × 32 = 448,
5/14 = 5 × 32/14 × 32 = 160/448 - Likewise, for the 2nd fraction, since 64 × 7 = 448,
42/64 = 42 × 7/64 × 7 = 294/448 - Subtract the two like fractions:
160/448 - 294/448 = 160 - 294/448 = -134/448 - After reducing the fraction, the answer is -67/224
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/14-42/64 5/14-84/64 5/28-42/64 15/14-42/64 5/42-42/64 25/14-42/64 5/70-42/64 35/14-42/64 5/98-42/64