Subtract 7/45 from 1/16
1/16 - 7/45 is -67/720.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 16 × 45 = 720,
1/16 = 1 × 45/16 × 45 = 45/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
7/45 = 7 × 16/45 × 16 = 112/720 - Subtract the two like fractions:
45/720 - 112/720 = 45 - 112/720 = -67/720
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/16-7/45 1/16-14/45 1/32-7/45 1/16-7/90 3/16-7/45 1/16-21/45 1/48-7/45 5/16-7/45 1/16-35/45 1/80-7/45 7/16-7/45 1/16-49/45