Subtract 70/3 from 9/84
1st number: 9/84, 2nd number: 23 1/3
9/84 - 70/3 is -1951/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 3 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
9/84 = 9 × 1/84 × 1 = 9/84 - Likewise, for the 2nd fraction, since 3 × 28 = 84,
70/3 = 70 × 28/3 × 28 = 1960/84 - Subtract the two like fractions:
9/84 - 1960/84 = 9 - 1960/84 = -1951/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/84-70/3 9/84-70/6 27/84-70/3 9/84-70/9 45/84-70/3 9/84-70/15 63/84-70/3 9/84-70/21