Subtract 40/56 from 45/35
1st number: 1 10/35, 2nd number: 40/56
45/35 - 40/56 is 4/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 35 × 8 = 280,
45/35 = 45 × 8/35 × 8 = 360/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
40/56 = 40 × 5/56 × 5 = 200/280 - Subtract the two like fractions:
360/280 - 200/280 = 360 - 200/280 = 160/280 - After reducing the fraction, the answer is 4/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/35-40/56 45/35-80/56 45/70-40/56