Subtract 30/25 from 40/8
1st number: 5 0/8, 2nd number: 1 5/25
40/8 - 30/25 is 19/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 25 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 8 × 25 = 200,
40/8 = 40 × 25/8 × 25 = 1000/200 - Likewise, for the 2nd fraction, since 25 × 8 = 200,
30/25 = 30 × 8/25 × 8 = 240/200 - Subtract the two like fractions:
1000/200 - 240/200 = 1000 - 240/200 = 760/200 - After reducing the fraction, the answer is 19/5
- In mixed form: 34/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/8-30/25 40/8-60/25 40/16-30/25 40/8-30/50 40/8-90/25 40/24-30/25 40/8-30/75 40/56-30/25