Subtract 40/6 from 28/16
1st number: 1 12/16, 2nd number: 6 4/6
28/16 - 40/6 is -59/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 6 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 16 × 3 = 48,
28/16 = 28 × 3/16 × 3 = 84/48 - Likewise, for the 2nd fraction, since 6 × 8 = 48,
40/6 = 40 × 8/6 × 8 = 320/48 - Subtract the two like fractions:
84/48 - 320/48 = 84 - 320/48 = -236/48 - After reducing the fraction, the answer is -59/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/16-40/6 28/16-80/6 28/32-40/6 28/16-40/12 84/16-40/6 28/48-40/6 28/16-40/18 28/80-40/6 28/16-40/30 28/16-40/42