Subtract 3/63 from 28/8
1st number: 3 4/8, 2nd number: 3/63
28/8 - 3/63 is 145/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 8 × 63 = 504,
28/8 = 28 × 63/8 × 63 = 1764/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
3/63 = 3 × 8/63 × 8 = 24/504 - Subtract the two like fractions:
1764/504 - 24/504 = 1764 - 24/504 = 1740/504 - After reducing the fraction, the answer is 145/42
- In mixed form: 319/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/8-3/63 28/8-6/63 28/16-3/63 84/8-3/63 28/8-9/63 28/24-3/63 28/8-15/63 28/40-3/63 28/8-21/63 28/56-3/63