Subtract 9/35 from 42/5
1st number: 8 2/5, 2nd number: 9/35
42/5 - 9/35 is 57/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 35 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
42/5 = 42 × 7/5 × 7 = 294/35 - Likewise, for the 2nd fraction, since 35 × 1 = 35,
9/35 = 9 × 1/35 × 1 = 9/35 - Subtract the two like fractions:
294/35 - 9/35 = 294 - 9/35 = 285/35 - After reducing the fraction, the answer is 57/7
- In mixed form: 81/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/5-9/35 42/5-18/35 42/10-9/35 42/5-9/70 42/5-27/35 42/15-9/35 42/5-45/35 42/25-9/35 42/5-63/35 42/35-9/35