Subtract 42/63 from 24/7
1st number: 3 3/7, 2nd number: 42/63
24/7 - 42/63 is 58/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 7 × 9 = 63,
24/7 = 24 × 9/7 × 9 = 216/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
42/63 = 42 × 1/63 × 1 = 42/63 - Subtract the two like fractions:
216/63 - 42/63 = 216 - 42/63 = 174/63 - After reducing the fraction, the answer is 58/21
- In mixed form: 216/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/7-42/63 24/7-84/63 24/14-42/63 72/7-42/63 24/21-42/63 24/35-42/63 24/49-42/63