Subtract 42/3 from 42/36
1st number: 1 6/36, 2nd number: 14 0/3
42/36 - 42/3 is -77/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 3 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
42/36 = 42 × 1/36 × 1 = 42/36 - Likewise, for the 2nd fraction, since 3 × 12 = 36,
42/3 = 42 × 12/3 × 12 = 504/36 - Subtract the two like fractions:
42/36 - 504/36 = 42 - 504/36 = -462/36 - After reducing the fraction, the answer is -77/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/36-42/3 42/36-84/3 42/72-42/3 42/36-42/6 42/36-42/9 42/36-42/15 42/36-42/21