Subtract 70/56 from 40/12
1st number: 3 4/12, 2nd number: 1 14/56
40/12 - 70/56 is 25/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 12 × 14 = 168,
40/12 = 40 × 14/12 × 14 = 560/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
70/56 = 70 × 3/56 × 3 = 210/168 - Subtract the two like fractions:
560/168 - 210/168 = 560 - 210/168 = 350/168 - After reducing the fraction, the answer is 25/12
- In mixed form: 21/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/12-70/56 40/24-70/56 40/36-70/56 40/60-70/56 40/84-70/56