Subtract 1/12 from 20/35
20/35 - 1/12 is 41/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 12 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 35 × 12 = 420,
20/35 = 20 × 12/35 × 12 = 240/420 - Likewise, for the 2nd fraction, since 12 × 35 = 420,
1/12 = 1 × 35/12 × 35 = 35/420 - Subtract the two like fractions:
240/420 - 35/420 = 240 - 35/420 = 205/420 - After reducing the fraction, the answer is 41/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/35-1/12 20/35-2/12 20/70-1/12 20/35-1/24 60/35-1/12 20/35-3/12 20/35-1/36 20/35-5/12 20/35-1/60 20/35-7/12 20/35-1/84