Subtract 35/42 from 30/36
30/36 - 35/42 is 0/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 42 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
30/36 = 30 × 7/36 × 7 = 210/252 - Likewise, for the 2nd fraction, since 42 × 6 = 252,
35/42 = 35 × 6/42 × 6 = 210/252 - Subtract the two like fractions:
210/252 - 210/252 = 210 - 210/252 = 0/252 - The answer is 0
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/36-35/42 30/36-70/42 30/72-35/42 30/36-35/84 90/36-35/42