Subtract 18/60 from 90/10
1st number: 9 0/10, 2nd number: 18/60
90/10 - 18/60 is 87/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 10 × 6 = 60,
90/10 = 90 × 6/10 × 6 = 540/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
18/60 = 18 × 1/60 × 1 = 18/60 - Subtract the two like fractions:
540/60 - 18/60 = 540 - 18/60 = 522/60 - After reducing the fraction, the answer is 87/10
- In mixed form: 87/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/10-36/60 90/20-18/60 90/10-54/60 90/30-18/60 90/10-90/60 90/50-18/60 90/70-18/60