Subtract 12/48 from 20/60
20/60 - 12/48 is 1/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 60 × 4 = 240,
20/60 = 20 × 4/60 × 4 = 80/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
12/48 = 12 × 5/48 × 5 = 60/240 - Subtract the two like fractions:
80/240 - 60/240 = 80 - 60/240 = 20/240 - After reducing the fraction, the answer is 1/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/60-12/48 20/60-24/48 20/60-12/96 20/60-36/48 20/60-60/48 20/60-84/48