Subtract 84/20 from 64/14
1st number: 4 8/14, 2nd number: 4 4/20
64/14 - 84/20 is 13/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 14 × 10 = 140,
64/14 = 64 × 10/14 × 10 = 640/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
84/20 = 84 × 7/20 × 7 = 588/140 - Subtract the two like fractions:
640/140 - 588/140 = 640 - 588/140 = 52/140 - After reducing the fraction, the answer is 13/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/28-84/20 64/14-84/40 64/42-84/20 64/14-84/60 64/70-84/20 64/98-84/20