Subtract 3/8 from 56/84
56/84 - 3/8 is 7/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 8 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
56/84 = 56 × 2/84 × 2 = 112/168 - Likewise, for the 2nd fraction, since 8 × 21 = 168,
3/8 = 3 × 21/8 × 21 = 63/168 - Subtract the two like fractions:
112/168 - 63/168 = 112 - 63/168 = 49/168 - After reducing the fraction, the answer is 7/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/84-6/8 56/84-3/16 56/84-9/8 56/84-3/24 56/84-15/8 56/84-3/40 56/84-21/8 56/84-3/56