Subtract 50/36 from 8/42
1st number: 8/42, 2nd number: 1 14/36
8/42 - 50/36 is -151/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 42 × 6 = 252,
8/42 = 8 × 6/42 × 6 = 48/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
50/36 = 50 × 7/36 × 7 = 350/252 - Subtract the two like fractions:
48/252 - 350/252 = 48 - 350/252 = -302/252 - After reducing the fraction, the answer is -151/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/42-50/36 8/84-50/36 8/42-50/72 24/42-50/36 40/42-50/36 56/42-50/36