Subtract 64/5 from 70/9
1st number: 7 7/9, 2nd number: 12 4/5
70/9 - 64/5 is -226/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 5 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
70/9 = 70 × 5/9 × 5 = 350/45 - Likewise, for the 2nd fraction, since 5 × 9 = 45,
64/5 = 64 × 9/5 × 9 = 576/45 - Subtract the two like fractions:
350/45 - 576/45 = 350 - 576/45 = -226/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/18-64/5 70/9-64/10 70/27-64/5 70/9-64/15 70/45-64/5 70/9-64/25 70/63-64/5 70/9-64/35