Subtract 42/36 from 70/9
1st number: 7 7/9, 2nd number: 1 6/36
70/9 - 42/36 is 119/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 36 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 36 × 1 = 36,
42/36 = 42 × 1/36 × 1 = 42/36 - Subtract the two like fractions:
280/36 - 42/36 = 280 - 42/36 = 238/36 - After reducing the fraction, the answer is 119/18
- In mixed form: 611/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/9-84/36 70/18-42/36 70/9-42/72 70/27-42/36 70/45-42/36 70/63-42/36