Subtract 4/10 from 84/2
1st number: 42 0/2, 2nd number: 4/10
84/2 - 4/10 is 208/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 10 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 10 × 1 = 10,
4/10 = 4 × 1/10 × 1 = 4/10 - Subtract the two like fractions:
420/10 - 4/10 = 420 - 4/10 = 416/10 - After reducing the fraction, the answer is 208/5
- In mixed form: 413/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2-8/10 84/4-4/10 84/2-4/20 84/2-12/10 84/6-4/10 84/2-4/30 84/2-20/10 84/10-4/10 84/2-4/50 84/2-28/10 84/14-4/10 84/2-4/70