Subtract 10/8 from 10/84
1st number: 10/84, 2nd number: 1 2/8
10/84 - 10/8 is -95/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 8 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
10/84 = 10 × 2/84 × 2 = 20/168 - Likewise, for the 2nd fraction, since 8 × 21 = 168,
10/8 = 10 × 21/8 × 21 = 210/168 - Subtract the two like fractions:
20/168 - 210/168 = 20 - 210/168 = -190/168 - After reducing the fraction, the answer is -95/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/84-10/8 10/84-20/8 10/84-10/16 30/84-10/8 10/84-30/8 10/84-10/24 50/84-10/8 10/84-50/8 10/84-10/40 70/84-10/8 10/84-70/8 10/84-10/56