Subtract 24/63 from 30/12
1st number: 2 6/12, 2nd number: 24/63
30/12 - 24/63 is 89/42.
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,
30/12 = 30 × 21/12 × 21 = 630/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
24/63 = 24 × 4/63 × 4 = 96/252 - Subtract the two like fractions:
630/252 - 96/252 = 630 - 96/252 = 534/252 - After reducing the fraction, the answer is 89/42
- In mixed form: 25/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/12-24/63 30/12-48/63 30/24-24/63 90/12-24/63 30/12-72/63 30/36-24/63 30/60-24/63 30/84-24/63