Subtract 6/16 from 28/45
28/45 - 6/16 is 89/360.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 16 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 45 × 16 = 720,
28/45 = 28 × 16/45 × 16 = 448/720 - Likewise, for the 2nd fraction, since 16 × 45 = 720,
6/16 = 6 × 45/16 × 45 = 270/720 - Subtract the two like fractions:
448/720 - 270/720 = 448 - 270/720 = 178/720 - After reducing the fraction, the answer is 89/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/45-6/16 28/45-12/16 28/90-6/16 28/45-6/32 84/45-6/16 28/45-18/16 28/45-6/48 28/45-30/16 28/45-6/80 28/45-42/16