Subtract 4/84 from 28/2
1st number: 14 0/2, 2nd number: 4/84
28/2 - 4/84 is 293/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 2 × 42 = 84,
28/2 = 28 × 42/2 × 42 = 1176/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
4/84 = 4 × 1/84 × 1 = 4/84 - Subtract the two like fractions:
1176/84 - 4/84 = 1176 - 4/84 = 1172/84 - After reducing the fraction, the answer is 293/21
- In mixed form: 1320/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/2-4/84 28/2-8/84 28/4-4/84 84/2-4/84 28/2-12/84 28/6-4/84 28/2-20/84 28/10-4/84 28/2-28/84 28/14-4/84