Subtract 15/6 from 84/56
1st number: 1 28/56, 2nd number: 2 3/6
84/56 - 15/6 is -1/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 6 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
84/56 = 84 × 3/56 × 3 = 252/168 - Likewise, for the 2nd fraction, since 6 × 28 = 168,
15/6 = 15 × 28/6 × 28 = 420/168 - Subtract the two like fractions:
252/168 - 420/168 = 252 - 420/168 = -168/168 - After reducing the fraction, the answer is -1/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/56-30/6 84/56-15/12 84/56-45/6 84/56-15/18 84/56-75/6 84/56-15/30 84/56-15/42