WHAT'S INCLUDED:

• Google Classroom
• Task Card
• 6 Jobs/ Professions where this Math is used or can be used.

This lesson is aligned with TEKS 2012 - 7th Grade Mathematics.

• TEKS Math.7.3A: Add, subtract, multiply, and divide rational numbers fluently.

24 Questions:

1. Which of the following is a rational number?
   
2. What is the definition of a rational number?
   
3. Match the term with its correct definition:
   
4. Which of the following is NOT an example of subtracting rational numbers?
   
5. Which of the following statements about multiplying rational numbers is TRUE?
   
6. Which statement about dividing rational numbers is FALSE?
   
7. Noel tracks the temperature changes over 4 days during a camping trip. What is the total temperature change from Monday to Thursday?
   
8. Sophia had $25.50. She bought lunch for $8.75 and then found $2.25 on the ground. What is her final balance?
   
9. The Bar graph shows the net gains and losses (in dollars) of four friends after playing a card game. What is the average net change in dollars among the four friends?
   
10. A diver descends 3.6 meters below sea level every minute. How far below sea level will the diver be after 4.5 minutes?
    
11. The graph shows the bank account balances of Jamie and Chris over five days. Who lost more money over the 5 days and by how much?
    
12. A recipe calls for 3/4 cup of sugar. If Ariana wants to make 2.5 batches, how much sugar will she need?
    
13. Liam said that subtracting a negative number is the same as adding a positive. His friend Ella disagreed and said subtraction always makes numbers smaller. Who is correct, and why?
    
14. Which of the following problems will have the same answer as: −4 + 9?
    
15. Carmen and Theo are solving an expression. Carmen says the answer is negative, but Theo says it's positive. Who is right and why?
    
16. Refer to the number line below: Where is the final position?
    
17. Three students solved the expression −18 ÷ 4.5. Examine their work: Who is correct and why?
    
18. Observe the pattern of operations below: What is the missing result in Step 4?
    
19. Budget Summary Table – A financial advisor helps a client track monthly expenses. What is the client’s remaining balance at the end of the month?
    
20. Temperature Change Log – A meteorologist tracks temperature changes over a work week. If the temperature was 10°C on Monday, what is the final temperature on Friday?
    
21. Weekly Weight Change Log – A nutritionist tracks a client’s weight change. What is the total net change over 4 weeks?
    
22. Machine Temperature Comparison – An engineer tracks temperature changes for two machines. What is the difference in their rates of change per hour?
    
23. Project Earnings Statement – A freelancer tracks income and expenses for one project. What is the total take-home pay?
    
24. Marine Biologist – A marine biologist logs the submersible's movements. What is the final depth of the submersible?