Subtract 42/96 from 48/84
48/84 - 42/96 is 15/112.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 96 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 84 × 8 = 672,
48/84 = 48 × 8/84 × 8 = 384/672 - Likewise, for the 2nd fraction, since 96 × 7 = 672,
42/96 = 42 × 7/96 × 7 = 294/672 - Subtract the two like fractions:
384/672 - 294/672 = 384 - 294/672 = 90/672 - After reducing the fraction, the answer is 15/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/84-42/96 48/84-84/96