Subtract 48/6 from 10/21
1st number: 10/21, 2nd number: 8 0/6
10/21 - 48/6 is -158/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 6 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 21 × 2 = 42,
10/21 = 10 × 2/21 × 2 = 20/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
48/6 = 48 × 7/6 × 7 = 336/42 - Subtract the two like fractions:
20/42 - 336/42 = 20 - 336/42 = -316/42 - After reducing the fraction, the answer is -158/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/21-48/6 10/21-96/6 10/42-48/6 10/21-48/12 30/21-48/6 10/63-48/6 10/21-48/18 50/21-48/6 10/21-48/30 70/21-48/6 10/21-48/42