Subtract 27/64 from 9/5
1st number: 1 4/5, 2nd number: 27/64
9/5 - 27/64 is 441/320.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 5 × 64 = 320,
9/5 = 9 × 64/5 × 64 = 576/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
27/64 = 27 × 5/64 × 5 = 135/320 - Subtract the two like fractions:
576/320 - 135/320 = 576 - 135/320 = 441/320 - In mixed form: 1121/320
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/5-27/64 9/5-54/64 9/10-27/64 27/5-27/64 9/5-81/64 9/15-27/64 45/5-27/64 9/25-27/64 63/5-27/64 9/35-27/64