Subtract 63/10 from 8/4
1st number: 2 0/4, 2nd number: 6 3/10
8/4 - 63/10 is -43/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 10 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
8/4 = 8 × 5/4 × 5 = 40/20 - Likewise, for the 2nd fraction, since 10 × 2 = 20,
63/10 = 63 × 2/10 × 2 = 126/20 - Subtract the two like fractions:
40/20 - 126/20 = 40 - 126/20 = -86/20 - After reducing the fraction, the answer is -43/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/4-63/10 8/4-63/20 24/4-63/10 8/12-63/10 8/4-63/30 40/4-63/10 8/20-63/10 8/4-63/50 56/4-63/10 8/28-63/10 8/4-63/70