Subtract 1/56 from 40/20
1st number: 2 0/20, 2nd number: 1/56
40/20 - 1/56 is 111/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 20 × 14 = 280,
40/20 = 40 × 14/20 × 14 = 560/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
1/56 = 1 × 5/56 × 5 = 5/280 - Subtract the two like fractions:
560/280 - 5/280 = 560 - 5/280 = 555/280 - After reducing the fraction, the answer is 111/56
- In mixed form: 155/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/20-1/56 40/20-2/56 40/20-3/56 40/60-1/56 40/20-5/56 40/20-7/56