Subtract 84/32 from 56/36
1st number: 1 20/36, 2nd number: 2 20/32
56/36 - 84/32 is -77/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 32 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 36 × 8 = 288,
56/36 = 56 × 8/36 × 8 = 448/288 - Likewise, for the 2nd fraction, since 32 × 9 = 288,
84/32 = 84 × 9/32 × 9 = 756/288 - Subtract the two like fractions:
448/288 - 756/288 = 448 - 756/288 = -308/288 - After reducing the fraction, the answer is -77/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/72-84/32 56/36-84/64 56/36-84/96