Subtract 27/16 from 28/50
1st number: 28/50, 2nd number: 1 11/16
28/50 - 27/16 is -451/400.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 16 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 50 × 8 = 400,
28/50 = 28 × 8/50 × 8 = 224/400 - Likewise, for the 2nd fraction, since 16 × 25 = 400,
27/16 = 27 × 25/16 × 25 = 675/400 - Subtract the two like fractions:
224/400 - 675/400 = 224 - 675/400 = -451/400
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/50-27/16 28/50-54/16 28/50-27/32 84/50-27/16 28/50-81/16 28/50-27/48 28/50-27/80