Subtract 28/5 from 16/63
1st number: 16/63, 2nd number: 5 3/5
16/63 - 28/5 is -1684/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 5 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
16/63 = 16 × 5/63 × 5 = 80/315 - Likewise, for the 2nd fraction, since 5 × 63 = 315,
28/5 = 28 × 63/5 × 63 = 1764/315 - Subtract the two like fractions:
80/315 - 1764/315 = 80 - 1764/315 = -1684/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/63-28/5 16/63-56/5 16/63-28/10 48/63-28/5 16/63-84/5 16/63-28/15 80/63-28/5 16/63-28/25 16/63-28/35