Subtract 1/16 from 27/90
27/90 - 1/16 is 19/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 16 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
27/90 = 27 × 8/90 × 8 = 216/720 - Likewise, for the 2nd fraction, since 16 × 45 = 720,
1/16 = 1 × 45/16 × 45 = 45/720 - Subtract the two like fractions:
216/720 - 45/720 = 216 - 45/720 = 171/720 - After reducing the fraction, the answer is 19/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/90-1/16 27/90-2/16 27/90-1/32 81/90-1/16 27/90-3/16 27/90-1/48 27/90-5/16 27/90-1/80 27/90-7/16