Subtract 10/16 from 8/45
8/45 - 10/16 is -161/360.
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,
8/45 = 8 × 16/45 × 16 = 128/720 - Likewise, for the 2nd fraction, since 16 × 45 = 720,
10/16 = 10 × 45/16 × 45 = 450/720 - Subtract the two like fractions:
128/720 - 450/720 = 128 - 450/720 = -322/720 - After reducing the fraction, the answer is -161/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/45-10/16 8/45-20/16 8/90-10/16 8/45-10/32 24/45-10/16 8/45-30/16 8/45-10/48 40/45-10/16 8/45-50/16 8/45-10/80 56/45-10/16 8/45-70/16