Subtract 5/42 from 84/2
1st number: 42 0/2, 2nd number: 5/42
84/2 - 5/42 is 1759/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
84/2 = 84 × 21/2 × 21 = 1764/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
5/42 = 5 × 1/42 × 1 = 5/42 - Subtract the two like fractions:
1764/42 - 5/42 = 1764 - 5/42 = 1759/42 - In mixed form: 4137/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2-10/42 84/4-5/42 84/2-5/84 84/2-15/42 84/6-5/42 84/2-25/42 84/10-5/42 84/2-35/42 84/14-5/42