Subtract 8/36 from 70/4
1st number: 17 2/4, 2nd number: 8/36
70/4 - 8/36 is 311/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
70/4 = 70 × 9/4 × 9 = 630/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
8/36 = 8 × 1/36 × 1 = 8/36 - Subtract the two like fractions:
630/36 - 8/36 = 630 - 8/36 = 622/36 - After reducing the fraction, the answer is 311/18
- In mixed form: 175/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/4-16/36 70/8-8/36 70/4-8/72 70/4-24/36 70/12-8/36 70/4-40/36 70/20-8/36 70/4-56/36 70/28-8/36