Subtract 12/80 from 16/28
16/28 - 12/80 is 59/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 28 × 20 = 560,
16/28 = 16 × 20/28 × 20 = 320/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
12/80 = 12 × 7/80 × 7 = 84/560 - Subtract the two like fractions:
320/560 - 84/560 = 320 - 84/560 = 236/560 - After reducing the fraction, the answer is 59/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/28-12/80 16/28-24/80 16/56-12/80 48/28-12/80 16/28-36/80 16/84-12/80 80/28-12/80 16/28-60/80 16/28-84/80