Subtract 54/3 from 45/10
1st number: 4 5/10, 2nd number: 18 0/3
45/10 - 54/3 is -27/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 3 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
45/10 = 45 × 3/10 × 3 = 135/30 - Likewise, for the 2nd fraction, since 3 × 10 = 30,
54/3 = 54 × 10/3 × 10 = 540/30 - Subtract the two like fractions:
135/30 - 540/30 = 135 - 540/30 = -405/30 - After reducing the fraction, the answer is -27/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/10-54/3 45/20-54/3 45/10-54/6 45/30-54/3 45/10-54/9 45/50-54/3 45/10-54/15 45/70-54/3 45/10-54/21