Subtract 10/15 from 54/2
1st number: 27 0/2, 2nd number: 10/15
54/2 - 10/15 is 79/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
54/2 = 54 × 15/2 × 15 = 810/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
10/15 = 10 × 2/15 × 2 = 20/30 - Subtract the two like fractions:
810/30 - 20/30 = 810 - 20/30 = 790/30 - After reducing the fraction, the answer is 79/3
- In mixed form: 261/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/2-20/15 54/4-10/15 54/2-10/30 54/2-30/15 54/6-10/15 54/2-10/45 54/2-50/15 54/10-10/15 54/2-10/75 54/2-70/15 54/14-10/15