Subtract 10/18 from 64/5
1st number: 12 4/5, 2nd number: 10/18
64/5 - 10/18 is 551/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
64/5 = 64 × 18/5 × 18 = 1152/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
10/18 = 10 × 5/18 × 5 = 50/90 - Subtract the two like fractions:
1152/90 - 50/90 = 1152 - 50/90 = 1102/90 - After reducing the fraction, the answer is 551/45
- In mixed form: 1211/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/5-20/18 64/10-10/18 64/5-10/36 64/5-30/18 64/15-10/18 64/5-10/54 64/5-50/18 64/25-10/18 64/5-10/90 64/5-70/18 64/35-10/18