Subtract 75/30 from 40/2
1st number: 20 0/2, 2nd number: 2 15/30
40/2 - 75/30 is 35/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
40/2 = 40 × 15/2 × 15 = 600/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
75/30 = 75 × 1/30 × 1 = 75/30 - Subtract the two like fractions:
600/30 - 75/30 = 600 - 75/30 = 525/30 - After reducing the fraction, the answer is 35/2
- In mixed form: 171/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/2-75/30 40/4-75/30 40/2-75/60 40/6-75/30 40/2-75/90 40/10-75/30 40/14-75/30