Subtract 84/56 from 20/2
1st number: 10 0/2, 2nd number: 1 28/56
20/2 - 84/56 is 17/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 2 × 28 = 56,
20/2 = 20 × 28/2 × 28 = 560/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
84/56 = 84 × 1/56 × 1 = 84/56 - Subtract the two like fractions:
560/56 - 84/56 = 560 - 84/56 = 476/56 - After reducing the fraction, the answer is 17/2
- In mixed form: 81/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/2-84/56 20/4-84/56 60/2-84/56 20/6-84/56 20/10-84/56 20/14-84/56