Subtract 20/30 from 54/25
1st number: 2 4/25, 2nd number: 20/30
54/25 - 20/30 is 112/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 25 × 6 = 150,
54/25 = 54 × 6/25 × 6 = 324/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
20/30 = 20 × 5/30 × 5 = 100/150 - Subtract the two like fractions:
324/150 - 100/150 = 324 - 100/150 = 224/150 - After reducing the fraction, the answer is 112/75
- In mixed form: 137/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/25-40/30 54/50-20/30 54/25-20/60 54/25-60/30 54/75-20/30 54/25-20/90