Subtract 40/12 from 35/40
1st number: 35/40, 2nd number: 3 4/12
35/40 - 40/12 is -59/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 12 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
35/40 = 35 × 3/40 × 3 = 105/120 - Likewise, for the 2nd fraction, since 12 × 10 = 120,
40/12 = 40 × 10/12 × 10 = 400/120 - Subtract the two like fractions:
105/120 - 400/120 = 105 - 400/120 = -295/120 - After reducing the fraction, the answer is -59/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/40-40/12 35/40-80/12 35/80-40/12 35/40-40/24 35/40-40/36 35/40-40/60 35/40-40/84