Subtract 6/84 from 70/9
1st number: 7 7/9, 2nd number: 6/84
70/9 - 6/84 is 971/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
70/9 = 70 × 28/9 × 28 = 1960/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
6/84 = 6 × 3/84 × 3 = 18/252 - Subtract the two like fractions:
1960/252 - 18/252 = 1960 - 18/252 = 1942/252 - After reducing the fraction, the answer is 971/126
- In mixed form: 789/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/9-12/84 70/18-6/84 70/9-18/84 70/27-6/84 70/9-30/84 70/45-6/84 70/9-42/84 70/63-6/84