Subtract 16/80 from 4/12
4/12 - 16/80 is 2/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 12 × 20 = 240,
4/12 = 4 × 20/12 × 20 = 80/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
16/80 = 16 × 3/80 × 3 = 48/240 - Subtract the two like fractions:
80/240 - 48/240 = 80 - 48/240 = 32/240 - After reducing the fraction, the answer is 2/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/12-16/80 4/12-32/80 4/24-16/80 4/12-48/80 4/36-16/80 20/12-16/80 4/60-16/80 28/12-16/80 4/84-16/80