Subtract 24/45 from 42/4
1st number: 10 2/4, 2nd number: 24/45
42/4 - 24/45 is 299/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
42/4 = 42 × 45/4 × 45 = 1890/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
24/45 = 24 × 4/45 × 4 = 96/180 - Subtract the two like fractions:
1890/180 - 96/180 = 1890 - 96/180 = 1794/180 - After reducing the fraction, the answer is 299/30
- In mixed form: 929/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4-24/45 42/4-48/45 42/8-24/45 42/4-24/90 42/4-72/45 42/12-24/45 42/20-24/45 42/28-24/45