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In the calculation 12.11 + 0.3 + 1.234, how many significant figures should the

Practice Questions

Q1
In the calculation 12.11 + 0.3 + 1.234, how many significant figures should the answer have?
  1. 2
  2. 3
  3. 4
  4. 5

Questions & Step-by-Step Solutions

In the calculation 12.11 + 0.3 + 1.234, how many significant figures should the answer have?
  • Step 1: Identify the numbers in the calculation: 12.11, 0.3, and 1.234.
  • Step 2: Determine the number of decimal places for each number.
  • Step 3: 12.11 has 2 decimal places.
  • Step 4: 0.3 has 1 decimal place.
  • Step 5: 1.234 has 3 decimal places.
  • Step 6: Find the number with the least decimal places, which is 0.3 with 1 decimal place.
  • Step 7: The final answer should match the least number of decimal places from the numbers being added.
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