Subtract 32/9 from 70/4
1st number: 17 2/4, 2nd number: 3 5/9
70/4 - 32/9 is 251/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 9 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 9 × 4 = 36,
32/9 = 32 × 4/9 × 4 = 128/36 - Subtract the two like fractions:
630/36 - 128/36 = 630 - 128/36 = 502/36 - After reducing the fraction, the answer is 251/18
- In mixed form: 1317/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/4-64/9 70/8-32/9 70/4-32/18 70/4-96/9 70/12-32/9 70/4-32/27 70/20-32/9 70/4-32/45 70/28-32/9 70/4-32/63