Subtract 3/4 from 70/9
1st number: 7 7/9, 2nd number: 3/4
70/9 - 3/4 is 253/36.
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,
3/4 = 3 × 9/4 × 9 = 27/36 - Subtract the two like fractions:
280/36 - 27/36 = 280 - 27/36 = 253/36 - In mixed form: 71/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/9-6/4 70/18-3/4 70/9-3/8 70/9-9/4 70/27-3/4 70/9-3/12 70/9-15/4 70/45-3/4 70/9-3/20 70/9-21/4 70/63-3/4 70/9-3/28