Subtract 5/20 from 84/75
1st number: 1 9/75, 2nd number: 5/20
84/75 - 5/20 is 87/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 20 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
84/75 = 84 × 4/75 × 4 = 336/300 - Likewise, for the 2nd fraction, since 20 × 15 = 300,
5/20 = 5 × 15/20 × 15 = 75/300 - Subtract the two like fractions:
336/300 - 75/300 = 336 - 75/300 = 261/300 - After reducing the fraction, the answer is 87/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/75-10/20 84/75-5/40 84/75-15/20 84/75-5/60 84/75-25/20 84/75-35/20