Subtract 36/18 from 50/84
1st number: 50/84, 2nd number: 2 0/18
50/84 - 36/18 is -59/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 18 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
50/84 = 50 × 3/84 × 3 = 150/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
36/18 = 36 × 14/18 × 14 = 504/252 - Subtract the two like fractions:
150/252 - 504/252 = 150 - 504/252 = -354/252 - After reducing the fraction, the answer is -59/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/84-72/18 50/84-36/54 50/84-36/90