Subtract 30/5 from 10/84
1st number: 10/84, 2nd number: 6 0/5
10/84 - 30/5 is -247/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 5 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
10/84 = 10 × 5/84 × 5 = 50/420 - Likewise, for the 2nd fraction, since 5 × 84 = 420,
30/5 = 30 × 84/5 × 84 = 2520/420 - Subtract the two like fractions:
50/420 - 2520/420 = 50 - 2520/420 = -2470/420 - After reducing the fraction, the answer is -247/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/84-30/5 10/84-60/5 10/84-30/10 30/84-30/5 10/84-90/5 10/84-30/15 50/84-30/5 10/84-30/25 70/84-30/5 10/84-30/35