Subtract 84/7 from 7/10
1st number: 7/10, 2nd number: 12 0/7
7/10 - 84/7 is -113/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
7/10 = 7 × 7/10 × 7 = 49/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
84/7 = 84 × 10/7 × 10 = 840/70 - Subtract the two like fractions:
49/70 - 840/70 = 49 - 840/70 = -791/70 - After reducing the fraction, the answer is -113/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/10-84/7 7/20-84/7 7/10-84/14 21/10-84/7 7/30-84/7 7/10-84/21 35/10-84/7 7/50-84/7 7/10-84/35 49/10-84/7 7/70-84/7 7/10-84/49