Subtract 6/8 from 36/20
1st number: 1 16/20, 2nd number: 6/8
36/20 - 6/8 is 21/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 20 × 2 = 40,
36/20 = 36 × 2/20 × 2 = 72/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
6/8 = 6 × 5/8 × 5 = 30/40 - Subtract the two like fractions:
72/40 - 30/40 = 72 - 30/40 = 42/40 - After reducing the fraction, the answer is 21/20
- In mixed form: 11/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/20-6/8 36/20-12/8 36/40-6/8 36/20-6/16 36/20-18/8 36/60-6/8 36/20-6/24 36/20-30/8 36/20-6/40 36/20-42/8 36/20-6/56