Subtract 40/12 from 4/35
1st number: 4/35, 2nd number: 3 4/12
4/35 - 40/12 is -338/105.
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,
4/35 = 4 × 12/35 × 12 = 48/420 - Likewise, for the 2nd fraction, since 12 × 35 = 420,
40/12 = 40 × 35/12 × 35 = 1400/420 - Subtract the two like fractions:
48/420 - 1400/420 = 48 - 1400/420 = -1352/420 - After reducing the fraction, the answer is -338/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/35-40/12 4/35-80/12 4/70-40/12 4/35-40/24 12/35-40/12 4/35-40/36 20/35-40/12 4/35-40/60 28/35-40/12 4/35-40/84