Subtract 4/40 from 84/96
84/96 - 4/40 is 31/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 40 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 96 × 5 = 480,
84/96 = 84 × 5/96 × 5 = 420/480 - Likewise, for the 2nd fraction, since 40 × 12 = 480,
4/40 = 4 × 12/40 × 12 = 48/480 - Subtract the two like fractions:
420/480 - 48/480 = 420 - 48/480 = 372/480 - After reducing the fraction, the answer is 31/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/96-8/40 84/96-4/80 84/96-12/40 84/96-20/40 84/96-28/40