Subtract 40/14 from 45/16
1st number: 2 13/16, 2nd number: 2 12/14
45/16 - 40/14 is -5/112.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 14 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 16 × 7 = 112,
45/16 = 45 × 7/16 × 7 = 315/112 - Likewise, for the 2nd fraction, since 14 × 8 = 112,
40/14 = 40 × 8/14 × 8 = 320/112 - Subtract the two like fractions:
315/112 - 320/112 = 315 - 320/112 = -5/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/16-40/14 45/16-80/14 45/32-40/14 45/16-40/28 45/48-40/14 45/16-40/42 45/80-40/14 45/16-40/70 45/16-40/98