Subtract 20/64 from 40/4
1st number: 10 0/4, 2nd number: 20/64
40/4 - 20/64 is 155/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 64 is 64
Next, find the equivalent fraction of both fractional numbers with denominator 64 - For the 1st fraction, since 4 × 16 = 64,
40/4 = 40 × 16/4 × 16 = 640/64 - Likewise, for the 2nd fraction, since 64 × 1 = 64,
20/64 = 20 × 1/64 × 1 = 20/64 - Subtract the two like fractions:
640/64 - 20/64 = 640 - 20/64 = 620/64 - After reducing the fraction, the answer is 155/16
- In mixed form: 911/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/4-20/64 40/4-40/64 40/8-20/64 40/4-60/64 40/12-20/64 40/20-20/64 40/28-20/64