Subtract 54/64 from 7/2
1st number: 3 1/2, 2nd number: 54/64
7/2 - 54/64 is 85/32.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 64 is 64
Next, find the equivalent fraction of both fractional numbers with denominator 64 - For the 1st fraction, since 2 × 32 = 64,
7/2 = 7 × 32/2 × 32 = 224/64 - Likewise, for the 2nd fraction, since 64 × 1 = 64,
54/64 = 54 × 1/64 × 1 = 54/64 - Subtract the two like fractions:
224/64 - 54/64 = 224 - 54/64 = 170/64 - After reducing the fraction, the answer is 85/32
- In mixed form: 221/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/2-54/64 7/4-54/64 21/2-54/64 7/6-54/64 35/2-54/64 7/10-54/64 49/2-54/64 7/14-54/64