Subtract 49/45 from 8/16
1st number: 8/16, 2nd number: 1 4/45
8/16 - 49/45 is -53/90.
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,
8/16 = 8 × 45/16 × 45 = 360/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
49/45 = 49 × 16/45 × 16 = 784/720 - Subtract the two like fractions:
360/720 - 784/720 = 360 - 784/720 = -424/720 - After reducing the fraction, the answer is -53/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/16-98/45 8/32-49/45 8/16-49/90 24/16-49/45 8/48-49/45 40/16-49/45 8/80-49/45 56/16-49/45