Subtract 4/70 from 15/9
1st number: 1 6/9, 2nd number: 4/70
15/9 - 4/70 is 169/105.
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,
15/9 = 15 × 70/9 × 70 = 1050/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
4/70 = 4 × 9/70 × 9 = 36/630 - Subtract the two like fractions:
1050/630 - 36/630 = 1050 - 36/630 = 1014/630 - After reducing the fraction, the answer is 169/105
- In mixed form: 164/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/9-4/70 15/9-8/70 15/18-4/70 45/9-4/70 15/9-12/70 15/27-4/70 75/9-4/70 15/9-20/70 15/45-4/70 15/9-28/70 15/63-4/70