Subtract 32/90 from 63/2
1st number: 31 1/2, 2nd number: 32/90
63/2 - 32/90 is 2803/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
63/2 = 63 × 45/2 × 45 = 2835/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
32/90 = 32 × 1/90 × 1 = 32/90 - Subtract the two like fractions:
2835/90 - 32/90 = 2835 - 32/90 = 2803/90 - In mixed form: 3113/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/2-64/90 63/4-32/90 63/2-96/90 63/6-32/90 63/10-32/90 63/14-32/90