Question 1: Compare the numbers: 4,567,890 and 4,567,809. Which is larger? Show your reasoning.

Answer: 4,567,890 is larger because it has a higher digit in the hundreds of thousands place.

Question 2: Arrange these company revenues in order from smallest to largest: 758,900; 758,909; 758,990.

Answer: 758,900; 758,909; 758,990

Question 3: A business earns $2,345,678 in sales this year, while another earns $2,345,687. Which one earned more? Explain.

Answer: The second business earned more because $2,345,687 is greater than $2,345,678.

Question 4: Identify and correct the mistake: 1,234,567 < 1,234,560.

Answer: The mistake is that 1,234,567 is actually greater than 1,234,560. The comparison should be 1,234,567 > 1,234,560.

Question 5: A bank reports profits of $12,345,678 and $12,345,689 for two departments. Which is higher? Show your work.

Answer: Department two has higher profit because $12,345,689 > $12,345,678.

Question 6: Plot the graph of y=2x for x = 1, 2, and 3 on the grid.

Answer: Points at (1,2), (2,4), (3,6).

Question 7: A retail store has inventory levels of 5,678,901 and 5,678,910. Which is greater? Justify your answer.

Answer: 5,678,910 is greater because it has a higher last digit.

Question 8: Compare the total sales of two branches: Branch A with 3,456,789 and Branch B with 3,456,700. Which one is higher? Show the comparison process.

Answer: Branch A has higher sales because 3,456,789 > 3,456,700.

Question 9: A company's profit increased from $9,876,543 to $9,876,654. Which is larger? Explain your reasoning.

Answer: The new profit ($9,876,654) is larger because it is greater than the previous profit ($9,876,543).

Question 10: Order the following debt amounts from smallest to largest: 1,234,567; 1,234,560; 1,234,590.

Answer: 1,234,560; 1,234,567; 1,234,590

Question 11: Compare the annual revenue figures for two companies: $23,456,789 and $23,456,798. Which is higher? Show your work.

Answer: The second company has higher revenue because $23,456,798 > $23,456,789.