Subtract 10/70 from 40/9
1st number: 4 4/9, 2nd number: 10/70
40/9 - 10/70 is 271/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 9 × 70 = 630,
40/9 = 40 × 70/9 × 70 = 2800/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
10/70 = 10 × 9/70 × 9 = 90/630 - Subtract the two like fractions:
2800/630 - 90/630 = 2800 - 90/630 = 2710/630 - After reducing the fraction, the answer is 271/63
- In mixed form: 419/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/9-10/70 40/9-20/70 40/18-10/70 40/9-30/70 40/27-10/70 40/9-50/70 40/45-10/70 40/63-10/70