Subtract 63/18 from 48/4
1st number: 12 0/4, 2nd number: 3 9/18
48/4 - 63/18 is 17/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
48/4 = 48 × 9/4 × 9 = 432/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
63/18 = 63 × 2/18 × 2 = 126/36 - Subtract the two like fractions:
432/36 - 126/36 = 432 - 126/36 = 306/36 - After reducing the fraction, the answer is 17/2
- In mixed form: 81/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/4-63/18 48/8-63/18 48/4-63/36 48/12-63/18 48/4-63/54 48/20-63/18 48/4-63/90 48/28-63/18