Subtract 16/70 from 3/9
3/9 - 16/70 is 11/105.
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,
3/9 = 3 × 70/9 × 70 = 210/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
16/70 = 16 × 9/70 × 9 = 144/630 - Subtract the two like fractions:
210/630 - 144/630 = 210 - 144/630 = 66/630 - After reducing the fraction, the answer is 11/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/9-16/70 3/9-32/70 3/18-16/70 3/9-48/70 3/27-16/70 15/9-16/70 3/9-80/70 3/45-16/70 21/9-16/70 3/63-16/70