Subtract 42/9 from 63/24
1st number: 2 15/24, 2nd number: 4 6/9
63/24 - 42/9 is -49/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 24 × 3 = 72,
63/24 = 63 × 3/24 × 3 = 189/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
42/9 = 42 × 8/9 × 8 = 336/72 - Subtract the two like fractions:
189/72 - 336/72 = 189 - 336/72 = -147/72 - After reducing the fraction, the answer is -49/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/24-84/9 63/48-42/9 63/24-42/18 63/72-42/9 63/24-42/27 63/24-42/45 63/24-42/63