Question 1: Calculate the truncation of 56.789 to 2 decimal places.

Answer: 56.78

Question 2: Round 123.4567 to 3 decimal places using standard rounding rules.

Answer: 123.457

Question 3: Perform truncation of 98.7654 to 1 decimal place.

Answer: 98.7

Question 4: Calculate the value of 45.678 rounded to 2 decimal places using vs Rounding.

Answer: 45.68

Question 5: A calculator displays 9.8765. Truncate this to 2 decimal places. What is the result?

Answer: 9.87

Question 6: Round 0.5555 to 2 decimal places. Explain whether this is vs Rounding or standard rounding.

Answer: 0.56; standard rounding

Question 7: Construct a number on the grid that when truncated to 3 decimal places gives 3.141.

Answer: Any number between 3.141 and 3.142, e.g., 3.1415

Question 8: A stock price is listed as $123.45678. If it is truncated to 4 decimal places, what is the value? Show your working.

Answer: 123.4567

Question 9: Compare the effects of truncating 7.8953 and rounding it to 3 decimal places. Which method results in a higher value?

Answer: Rounding results in 7.895; truncation gives 7.895; both are equal here

Question 10: A measurement device shows 12.34567. Truncate it to 2 decimal places. Then round it to 2 decimal places. State both results and explain the difference.

Answer: Truncated: 12.34; Rounded: 12.35; truncation cuts off without rounding up, rounding may increase the last digit.