Subtract 9/6 from 42/64
1st number: 42/64, 2nd number: 1 3/6
42/64 - 9/6 is -27/32.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 6 is 192
Next, find the equivalent fraction of both fractional numbers with denominator 192 - For the 1st fraction, since 64 × 3 = 192,
42/64 = 42 × 3/64 × 3 = 126/192 - Likewise, for the 2nd fraction, since 6 × 32 = 192,
9/6 = 9 × 32/6 × 32 = 288/192 - Subtract the two like fractions:
126/192 - 288/192 = 126 - 288/192 = -162/192 - After reducing the fraction, the answer is -27/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/64-9/6 42/64-18/6 42/64-9/12 42/64-27/6 42/64-9/18 42/64-45/6 42/64-9/30 42/64-63/6 42/64-9/42