Subtract 28/8 from 36/4
1st number: 9 0/4, 2nd number: 3 4/8
36/4 - 28/8 is 11/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 8 is 8
Next, find the equivalent fraction of both fractional numbers with denominator 8 - For the 1st fraction, since 4 × 2 = 8,
36/4 = 36 × 2/4 × 2 = 72/8 - Likewise, for the 2nd fraction, since 8 × 1 = 8,
28/8 = 28 × 1/8 × 1 = 28/8 - Subtract the two like fractions:
72/8 - 28/8 = 72 - 28/8 = 44/8 - After reducing the fraction, the answer is 11/2
- In mixed form: 51/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/4-28/8 36/4-56/8 36/8-28/8 36/4-28/16 36/4-84/8 36/12-28/8 36/4-28/24 36/20-28/8 36/4-28/40 36/28-28/8 36/4-28/56