Subtract 12/60 from 42/64
42/64 - 12/60 is 73/160.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 60 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 64 × 15 = 960,
42/64 = 42 × 15/64 × 15 = 630/960 - Likewise, for the 2nd fraction, since 60 × 16 = 960,
12/60 = 12 × 16/60 × 16 = 192/960 - Subtract the two like fractions:
630/960 - 192/960 = 630 - 192/960 = 438/960 - After reducing the fraction, the answer is 73/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/64-12/60 42/64-24/60 42/64-36/60 42/64-84/60