Subtract 14/20 from 84/75
1st number: 1 9/75, 2nd number: 14/20
84/75 - 14/20 is 21/50.
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,
14/20 = 14 × 15/20 × 15 = 210/300 - Subtract the two like fractions:
336/300 - 210/300 = 336 - 210/300 = 126/300 - After reducing the fraction, the answer is 21/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/75-28/20 84/75-14/40 84/75-42/20 84/75-14/60 84/75-70/20 84/75-98/20