Subtract 8/4 from 70/9
1st number: 7 7/9, 2nd number: 2 0/4
70/9 - 8/4 is 52/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
70/9 = 70 × 4/9 × 4 = 280/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
8/4 = 8 × 9/4 × 9 = 72/36 - Subtract the two like fractions:
280/36 - 72/36 = 280 - 72/36 = 208/36 - After reducing the fraction, the answer is 52/9
- In mixed form: 57/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/9-16/4 70/18-8/4 70/9-24/4 70/27-8/4 70/9-8/12 70/9-40/4 70/45-8/4 70/9-8/20 70/9-56/4 70/63-8/4 70/9-8/28