Subtract 40/56 from 12/25
12/25 - 40/56 is -41/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 56 is 1400
Next, find the equivalent fraction of both fractional numbers with denominator 1400 - For the 1st fraction, since 25 × 56 = 1400,
12/25 = 12 × 56/25 × 56 = 672/1400 - Likewise, for the 2nd fraction, since 56 × 25 = 1400,
40/56 = 40 × 25/56 × 25 = 1000/1400 - Subtract the two like fractions:
672/1400 - 1000/1400 = 672 - 1000/1400 = -328/1400 - After reducing the fraction, the answer is -41/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/25-40/56 12/25-80/56 12/50-40/56 36/25-40/56 12/75-40/56 60/25-40/56 84/25-40/56