Ask Question
22 January, 05:04

Use the rules for significant figures to find the answer to the addition problem 21.4 + 15 + 17.17 + 4.003

+3
Answers (1)
  1. 22 January, 07:38
    0
    Given : The addition 21.4 + 15 + 17.17 + 4.003 by the rules for significant figures.

    Solution: According to given numbers, let us count number of significant figures in each of the given numbers.

    21.4 has three significant figures.

    15 has two significant figures.

    17.17 has four significant figures.

    4.003 has four significant figures.

    We have to round the final answer to the nearest tens place because 15 has only accurate to the ones place.

    We can see that other numbers are accurate to the tenths, hundredths and thousandths places, respectively.

    Let us add them as usually first,

    21.4 + 15 + 17.17 + 4.003.

    It gives 57.573.

    Now, we need to round it to the ones place.

    We get 58 as the final answer.
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “Use the rules for significant figures to find the answer to the addition problem 21.4 + 15 + 17.17 + 4.003 ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers