Subtract 63/42 from 3/2
1st number: 1 1/2, 2nd number: 1 21/42
3/2 - 63/42 is 0/1.
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,
3/2 = 3 × 21/2 × 21 = 63/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
63/42 = 63 × 1/42 × 1 = 63/42 - Subtract the two like fractions:
63/42 - 63/42 = 63 - 63/42 = 0/42 - The answer is 0
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/2-63/42 3/4-63/42 3/2-63/84 9/2-63/42 3/6-63/42 15/2-63/42 3/10-63/42 21/2-63/42 3/14-63/42