Subtract 3/63 from 16/12
1st number: 1 4/12, 2nd number: 3/63
16/12 - 3/63 is 9/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 12 × 21 = 252,
16/12 = 16 × 21/12 × 21 = 336/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
3/63 = 3 × 4/63 × 4 = 12/252 - Subtract the two like fractions:
336/252 - 12/252 = 336 - 12/252 = 324/252 - After reducing the fraction, the answer is 9/7
- In mixed form: 12/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/12-3/63 16/12-6/63 16/24-3/63 48/12-3/63 16/12-9/63 16/36-3/63 80/12-3/63 16/12-15/63 16/60-3/63 16/12-21/63 16/84-3/63