3A · Chapter 6 · Practice
Practice A
Attempt independently, then review the full reasoning in the answer key.
Attempt independently, then review the full reasoning in the answer key. No name, account, or answer is transmitted to any server.
Assessment · 12 questions
Problems
The complete solutions are available here after each question and on the printable answer-key page.
- A1
Calculate 400 ÷ 2. Explain how you check your quotient.
Show answer and reasoning
Answer: 200
Group 400 into 2 equal parts using place-value exchanges. Each group has 200. Verify 200×2=400.
- A2
Calculate 150 ÷ 3. Explain how you check your quotient.
Show answer and reasoning
Answer: 50
Group 150 into 3 equal parts using place-value exchanges. Each group has 50. Verify 50×3=150.
- A3
Calculate 3,200 ÷ 4. Explain how you check your quotient.
Show answer and reasoning
Answer: 800
Group 3,200 into 4 equal parts using place-value exchanges. Each group has 800. Verify 800×4=3,200.
- A4
Calculate 26 ÷ 2. Explain how you check your quotient.
Show answer and reasoning
Answer: 13
Group 26 into 2 equal parts using place-value exchanges. Each group has 13. Verify 13×2=26.
- A5
Calculate 46 ÷ 2. Explain how you check your quotient.
Show answer and reasoning
Answer: 23
Group 46 into 2 equal parts using place-value exchanges. Each group has 23. Verify 23×2=46.
- A6
Calculate 66 ÷ 2. Explain how you check your quotient.
Show answer and reasoning
Answer: 33
Group 66 into 2 equal parts using place-value exchanges. Each group has 33. Verify 33×2=66.
- A7
Calculate 30 ÷ 2. Explain how you check your quotient.
Show answer and reasoning
Answer: 15
Group 30 into 2 equal parts using place-value exchanges. Each group has 15. Verify 15×2=30.
- A8
Calculate 50 ÷ 2. Explain how you check your quotient.
Show answer and reasoning
Answer: 25
Group 50 into 2 equal parts using place-value exchanges. Each group has 25. Verify 25×2=50.
- A9
Calculate 70 ÷ 2. Explain how you check your quotient.
Show answer and reasoning
Answer: 35
Group 70 into 2 equal parts using place-value exchanges. Each group has 35. Verify 35×2=70.
- A10
Calculate 68 ÷ 4. Explain how you check your quotient.
Show answer and reasoning
Answer: 17
Group 68 into 4 equal parts using place-value exchanges. Each group has 17. Verify 17×4=68.
- A11
Calculate 60 ÷ 5. Explain how you check your quotient.
Show answer and reasoning
Answer: 12
Group 60 into 5 equal parts using place-value exchanges. Each group has 12. Verify 12×5=60.
- A12
Calculate 57 ÷ 3. Explain how you check your quotient.
Show answer and reasoning
Answer: 19
Group 57 into 3 equal parts using place-value exchanges. Each group has 19. Verify 19×3=57.