Subtract 84/63 from 8/2
1st number: 4 0/2, 2nd number: 1 21/63
8/2 - 84/63 is 8/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 2 × 63 = 126,
8/2 = 8 × 63/2 × 63 = 504/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
84/63 = 84 × 2/63 × 2 = 168/126 - Subtract the two like fractions:
504/126 - 168/126 = 504 - 168/126 = 336/126 - After reducing the fraction, the answer is 8/3
- In mixed form: 22/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/2-84/63 8/4-84/63 24/2-84/63 8/6-84/63 40/2-84/63 8/10-84/63 56/2-84/63 8/14-84/63