Subtract 45/75 from 36/30
1st number: 1 6/30, 2nd number: 45/75
36/30 - 45/75 is 3/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
36/30 = 36 × 5/30 × 5 = 180/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
45/75 = 45 × 2/75 × 2 = 90/150 - Subtract the two like fractions:
180/150 - 90/150 = 180 - 90/150 = 90/150 - After reducing the fraction, the answer is 3/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/30-45/75 36/30-90/75 36/60-45/75 36/90-45/75