Subtract 12/70 from 50/18
1st number: 2 14/18, 2nd number: 12/70
50/18 - 12/70 is 821/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 18 × 35 = 630,
50/18 = 50 × 35/18 × 35 = 1750/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
12/70 = 12 × 9/70 × 9 = 108/630 - Subtract the two like fractions:
1750/630 - 108/630 = 1750 - 108/630 = 1642/630 - After reducing the fraction, the answer is 821/315
- In mixed form: 2191/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/18-24/70 50/36-12/70 50/18-36/70 50/54-12/70 50/18-60/70 50/90-12/70 50/18-84/70