Subtract 1/9 from 84/20
1st number: 4 4/20, 2nd number: 1/9
84/20 - 1/9 is 184/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 9 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
84/20 = 84 × 9/20 × 9 = 756/180 - Likewise, for the 2nd fraction, since 9 × 20 = 180,
1/9 = 1 × 20/9 × 20 = 20/180 - Subtract the two like fractions:
756/180 - 20/180 = 756 - 20/180 = 736/180 - After reducing the fraction, the answer is 184/45
- In mixed form: 44/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/20-2/9 84/40-1/9 84/20-1/18 84/20-3/9 84/60-1/9 84/20-1/27 84/20-5/9 84/20-1/45 84/20-7/9 84/20-1/63