Subtract 20/48 from 8/4
1st number: 2 0/4, 2nd number: 20/48
8/4 - 20/48 is 19/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 48 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 4 × 12 = 48,
8/4 = 8 × 12/4 × 12 = 96/48 - Likewise, for the 2nd fraction, since 48 × 1 = 48,
20/48 = 20 × 1/48 × 1 = 20/48 - Subtract the two like fractions:
96/48 - 20/48 = 96 - 20/48 = 76/48 - After reducing the fraction, the answer is 19/12
- In mixed form: 17/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/4-20/48 8/4-40/48 8/4-20/96 24/4-20/48 8/4-60/48 8/12-20/48 40/4-20/48 8/20-20/48 56/4-20/48 8/28-20/48