Follow a number algorithm
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Start with 3. Follow this algorithm: add 2, then add 2. What is the output?
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Answer: 7
- 3 becomes 5 after the next instruction.
- 5 becomes 7 after the next instruction.
- The output is 7; use the result of each step as the next input.
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Curriculum reference
Victorian Curriculum F–10 Version 2.0
Pi Leo practice scope
Use ordered steps and decisions, then investigate the pattern.
Read the official VCAA curriculum description (VC2M3N09)
These quizzes practise concepts within this topic. Multiple-choice answers alone do not demonstrate drawing, conducting an investigation or using a digital tool.
Activities to practise beyond the quiz
- Supported by the guided activity; selecting an MCQ does not demonstrate this action.
- Supported by the guided activity; selecting an MCQ does not demonstrate this action.
- VC2M3N09-C01Follow a sequence of instructions.
- VC2M3N09-C02Trace decisions using the current result.
- VC2M3N09-C03Reverse and check an algorithm.
- VC2M3N09-C04Create, communicate and test an algorithm
- VC2M3N09-C05Investigate and describe an emerging pattern across multiple inputs
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Subskills
These practice subskills map to the curriculum topic. Guided activities cover skills beyond multiple-choice questions.
Descriptor-derived subskills
- D01Follow a sequence of instructionsFollow a sequence of instructions.
- D02Trace decisions using the current resultTrace decisions using the current result.
- D03Reverse and check an algorithmReverse and check an algorithm.