Describe the divisibility test for 9 (the test by which we can quickly and easily tell whether a counting number is evenly divisible by 9 without actually dividing the number by 9). Use this test to determine if the number 204,976,138 is divisible by 9. Explain how you arrived at your answer.
Describe the divisibility test for 9 (the test by which we can quickly and easily tell whether a counting number is evenly divisible by 9 without actually dividing the number by 9). Use this test to determine if the number 204,976,138 is divisible by 9. Explain how you arrived at your answer.
Chapter1: Foundations
Section: Chapter Questions
Problem 385RE: Use the divisibility tests to determine whether 180 is divisible by 2, by 3, by 5, by 6, and by 10.
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Describe the divisibility test for 9 (the test by which we can quickly and easily tell whether a counting number is evenly divisible by 9 without actually dividing the number by 9). Use this test to determine if the number 204,976,138 is divisible by 9. Explain how you arrived at your answer.
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