Subtract 3/18 from 42/96
42/96 - 3/18 is 13/48.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 18 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 96 × 3 = 288,
42/96 = 42 × 3/96 × 3 = 126/288 - Likewise, for the 2nd fraction, since 18 × 16 = 288,
3/18 = 3 × 16/18 × 16 = 48/288 - Subtract the two like fractions:
126/288 - 48/288 = 126 - 48/288 = 78/288 - After reducing the fraction, the answer is 13/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/96-3/18 42/96-6/18 42/96-3/36 42/96-9/18 42/96-3/54 42/96-15/18 42/96-3/90 42/96-21/18