What is the result of adding 12.11 and 0.3, considering significant figures?

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What’s inside this PDF?

Question: What is the result of adding 12.11 and 0.3, considering significant figures?

Options:

12.41
12.4
12.5
12.3

Correct Answer: 12.4

Solution:

When adding, the result should be rounded to the least number of decimal places. 12.11 has two decimal places and 0.3 has one, so the result should be rounded to one decimal place: 12.41 becomes 12.4.

What is the result of adding 12.11 and 0.3, considering significant figures?

Practice Questions

What is the result of adding 12.11 and 0.3, considering significant figures?

12.41
12.4
12.5
12.3

Questions & Step-by-Step Solutions

What is the result of adding 12.11 and 0.3, considering significant figures?

Correct Answer: 12.4

Step 1: Identify the numbers to be added: 12.11 and 0.3.
Step 2: Count the number of decimal places in each number. 12.11 has 2 decimal places, and 0.3 has 1 decimal place.
Step 3: When adding numbers, the result should be rounded to the least number of decimal places from the numbers being added. Here, the least number of decimal places is 1 (from 0.3).
Step 4: Add the numbers together: 12.11 + 0.3 = 12.41.
Step 5: Round the result (12.41) to 1 decimal place, which gives us 12.4.

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What is the result of adding 12.11 and 0.3, considering significant figures?

What’s inside this PDF?

What is the result of adding 12.11 and 0.3, considering significant figures?

Practice Questions

Questions & Step-by-Step Solutions

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