Subtract 45/5 from 84/2
1st number: 42 0/2, 2nd number: 9 0/5
84/2 - 45/5 is 33/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 5 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 2 × 5 = 10,
84/2 = 84 × 5/2 × 5 = 420/10 - Likewise, for the 2nd fraction, since 5 × 2 = 10,
45/5 = 45 × 2/5 × 2 = 90/10 - Subtract the two like fractions:
420/10 - 90/10 = 420 - 90/10 = 330/10 - After reducing the fraction, the answer is 33/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2-90/5 84/4-45/5 84/2-45/10 84/6-45/5 84/2-45/15 84/10-45/5 84/2-45/25 84/14-45/5 84/2-45/35