Subtract 9/35 from 42/10
1st number: 4 2/10, 2nd number: 9/35
42/10 - 9/35 is 138/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 35 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
42/10 = 42 × 7/10 × 7 = 294/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
9/35 = 9 × 2/35 × 2 = 18/70 - Subtract the two like fractions:
294/70 - 18/70 = 294 - 18/70 = 276/70 - After reducing the fraction, the answer is 138/35
- In mixed form: 333/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/10-9/35 42/10-18/35 42/20-9/35 42/10-9/70 42/10-27/35 42/30-9/35 42/10-45/35 42/50-9/35 42/10-63/35 42/70-9/35