Subtract 64/9 from 45/3
1st number: 15 0/3, 2nd number: 7 1/9
45/3 - 64/9 is 71/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 9 is 9
Next, find the equivalent fraction of both fractional numbers with denominator 9 - For the 1st fraction, since 3 × 3 = 9,
45/3 = 45 × 3/3 × 3 = 135/9 - Likewise, for the 2nd fraction, since 9 × 1 = 9,
64/9 = 64 × 1/9 × 1 = 64/9 - Subtract the two like fractions:
135/9 - 64/9 = 135 - 64/9 = 71/9 - In mixed form: 78/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/3-64/9 45/6-64/9 45/3-64/18 45/9-64/9 45/3-64/27 45/15-64/9 45/3-64/45 45/21-64/9 45/3-64/63