Subtract 84/7 from 35/5
1st number: 7 0/5, 2nd number: 12 0/7
35/5 - 84/7 is -5/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
35/5 = 35 × 7/5 × 7 = 245/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
84/7 = 84 × 5/7 × 5 = 420/35 - Subtract the two like fractions:
245/35 - 420/35 = 245 - 420/35 = -175/35 - After reducing the fraction, the answer is -5/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/5-84/7 35/10-84/7 35/5-84/14 35/15-84/7 35/5-84/21 35/25-84/7 35/5-84/35 35/5-84/49