Subtract 28/7 from 35/84
1st number: 35/84, 2nd number: 4 0/7
35/84 - 28/7 is -43/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 7 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
35/84 = 35 × 1/84 × 1 = 35/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
28/7 = 28 × 12/7 × 12 = 336/84 - Subtract the two like fractions:
35/84 - 336/84 = 35 - 336/84 = -301/84 - After reducing the fraction, the answer is -43/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/84-28/7 35/84-56/7 35/84-28/14 35/84-84/7 35/84-28/21 35/84-28/35 35/84-28/49