Question

In an examination, a student multiplied 4341393 by 34 instead of 43. By how much his answer less than the correct answer?

• A. 171919167 greater than the correct answer
• B. 171919167 less than the correct answer
• C. 174450934 greater than the correct answer
• D. 174450934 less than the correct answer

Answer 1

The correct option is B

171919167 less than the correct answer

Student's answer

4341393 $\times$ 34 = 147607362

Correct answer

4341393 $\times$ 43 = 186679899

186679899 - 14760732 = 39072537

Student's answer was 39072537 less than the correct answer