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Grade 9
Mathematics
Number Systems

Chapter revision map

Number Systems

Use this map to connect the chapter before reading, revising, or testing.

Mind map

Number Systems at a glance

6 topics

Chapter

Number Systems

Real numbers, irrational numbers, decimal expansions, and representation on the number line.

Topics: 6
Recall: 18
Cards: 24

Topic 1
Rational and Irrational Numbers
- A rational number has the form p over q...
- Check whether the number can be written...
- A number that repeats forever in a fixe...
Lesson Notes Cards MCQs
Topic 2
Real Numbers and Decimals
- Classify rational and irrational number...
- Understand the core idea of Real Number...
- When revising Real Numbers and Decimals...
Lesson Notes Cards MCQs
Topic 3
Irrational Numbers on Number Line
- Represent simple irrational numbers geo...
- Understand the core idea of Irrational...
- When revising Irrational Numbers on Num...
Lesson Notes Cards MCQs
Topic 4
Real Numbers on the Number Line
- On a number line, the right side shows...
- Mark zero first, use equal spacing, pla...
- Every negative number lies left of zero...
Lesson Notes Cards MCQs
Topic 5
Indices and Exponents
- For the same base, multiply by adding e...
- Check the base first, choose the correc...
- 3^4 means 3 multiplied by itself four t...
Lesson Notes Cards MCQs
Topic 6
Laws of Exponents for Real Numbers
- Use exponent laws with real numbers and...
- Understand the core idea of Laws of Exp...
- When revising Laws of Exponents for Rea...
Lesson Notes Cards MCQs