Subtract 72/50 from 28/16
1st number: 1 12/16, 2nd number: 1 22/50
28/16 - 72/50 is 31/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 50 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 16 × 25 = 400,
28/16 = 28 × 25/16 × 25 = 700/400 - Likewise, for the 2nd fraction, since 50 × 8 = 400,
72/50 = 72 × 8/50 × 8 = 576/400 - Subtract the two like fractions:
700/400 - 576/400 = 700 - 576/400 = 124/400 - After reducing the fraction, the answer is 31/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/16-72/50 28/32-72/50 84/16-72/50 28/48-72/50 28/80-72/50