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Concept Maps

Numbers — Concept Maps

ICSE · Class 2 · Mathematics

3 concept maps of Numbers for ICSE Class 2 Mathematics, each also written out as a text outline. Part of the ICSE Class 2 Mathematics syllabus.

43 questions25 flashcards3 formulas & key relations3 concepts

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3 Concept Maps

This flowchart shows how 99 + 1 becomes 100 by showing the process of regrouping ones into tens, and tens into hundreds.

This flowchart shows how 99 + 1 becomes 100 by showing the process of regrouping ones into tens, and tens into hundreds.

The map in words

  • 99: Nine tens, Nine ones
    • Add 1 more
      • Now we have 10 ones
        • 10 ones = 1 ten
          • This becomes 10 tens total
            • 10 tens = 1 hundred
              • 100: One Hundred

Mind map showing the three parts of an abacus and their functions, helping students understand the structure.

Mind map showing the three parts of an abacus and their functions, helping students understand the structure.

The map in words

  • Abacus Parts
    • Ones Spike O
      • Shows 1-9
      • Rightmost
    • Tens Spike T
      • Shows 10-90
      • Middle
    • Hundreds Spike H
      • Shows 100-900
      • Leftmost
    • Rules
      • Max 9 beads per spike
      • Extra beads regroup

Flowchart showing how the number 103 is broken down into its hundreds, tens, and ones parts for abacus representation.

Flowchart showing how the number 103 is broken down into its hundreds, tens, and ones parts for abacus representation.

The map in words

  • Number: 103
    • Hundreds: 1 bead
      • Abacus: 1-0-3
    • Tens: 0 beads
    • Ones: 3 beads

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Frequently Asked Questions

What are the important topics in Numbers for ICSE Class 2 Mathematics?
Key topics in Numbers include Understanding Three-Digit Numbers, Reading and Writing Numbers. Study these first, then practise questions on each for Class 2 exams.
What do the concept maps for Numbers show?
The 3 maps show how the ideas in Numbers connect: This flowchart shows how 99 + 1 becomes 100 by showing the process of regrouping ones into tens, and tens into hundreds.; Mind map showing the three parts of an abacus and their functions, helping students understand the structure.. Each map is also written out as an outline on this page.
How should I revise Numbers for Class 2 exams?
Learn the core ideas first, then work through the 43 practice questions on Numbers. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

More resources for Numbers

All ICSE Class 2 Mathematics Concept Maps

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