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Grade 9 Tracing Loops Worksheet with Answers
Grade 9 (US) · Year 10 (UK) · Class 9 (India) · Computer Science
Unit 2: Programming FundamentalsControl StructuresCSTA 3A-AP-15
Tracing repeat and nested loops to find the final value or the number of times something happens. This free high school worksheet has 12 questions and a full answer key. Print it or save it as a PDF — every answer is checked by code, not guessed.
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Practice Sheetaethelsystems.comTracing Loops
Grade 9 · Computer Science
Name
Class
Date
Learning goal: Control Structures · CSTA 3A-AP-15
Directions: Read each question carefully and write your answer on the line. Use the diagram to help you.
RememberAlgorithms
- 1
What is total at the end?
- 2
What is total at the end?
- 3
What is total at the end?
- 4
What is total at the end?
- 5
What is total at the end?
- 6
What is total at the end?
- 7
What is total at the end?
- 8
What is total at the end?
- 9
What is total at the end?
- 10
What is total at the end?
- 11
What is total at the end?
- 12
What is total at the end?
★ Challenge corner for fast finishers
6 computers each connect directly to every other computer with one cable. How many cables are needed?
How did I do?
Teacher's comments
Free printable worksheets with answer keys · aethelsystems.com/worksheets/computer/9/loops_trace
Answer key — Tracing Loops (Grade 9)
- 1.-9
- 2.32
- 3.243
- 4.-20
- 5.-3
- 6.45
- 7.-55
- 8.57
- 9.29
- 10.-43
- 11.47
- 12.24
- ★15
Answer key (click to show)
- 1.-9
- 2.32
- 3.243
- 4.-20
- 5.-3
- 6.45
- 7.-55
- 8.57
- 9.29
- 10.-43
- 11.47
- 12.24
- ★15 (challenge corner)
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