Subtract 16/40 from 12/14
12/14 - 16/40 is 16/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 14 × 20 = 280,
12/14 = 12 × 20/14 × 20 = 240/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
16/40 = 16 × 7/40 × 7 = 112/280 - Subtract the two like fractions:
240/280 - 112/280 = 240 - 112/280 = 128/280 - After reducing the fraction, the answer is 16/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/14-16/40 12/14-32/40 12/28-16/40 12/14-16/80 36/14-16/40 12/14-48/40 12/42-16/40 60/14-16/40 12/14-80/40 12/70-16/40 84/14-16/40 12/98-16/40