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Concept Maps

Subtraction — Concept Maps

ICSE · Class 2 · Mathematics

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

44 questions30 flashcards3 formulas & key relations4 concepts

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3 Concept Maps

Subtraction – Chapter Overview Mind Map

Subtraction – Chapter Overview Mind Map

The map in words

  • Subtraction
    • What is Subtraction
      • Taking away a number
      • Answer called Difference
      • Use minus sign
    • Properties
      • Any number minus 0 equals itself
      • Any number minus 1 equals predecessor
      • Bigger minus Smaller only
    • Types of Subtraction
      • 2-Digit Without Borrowing
        • Subtract Ones first
        • Then subtract Tens
      • 3-Digit Without Borrowing
        • Subtract Ones
        • Then Tens
        • Then Hundreds
        • Copy remaining digits
      • With Borrowing
        • Borrow from Tens for Ones
        • Borrow from Hundreds for Tens
        • Reduce borrowed column by 1
    • Word Problems
      • Read carefully
      • Find Given and Asked
      • Write subtraction sentence
      • Write full sentence answer

Subtraction Problem-Solving Decision Tree

Subtraction Problem-Solving Decision Tree

The map in words

  • Start: Read the problem
    • B
      • YES: C
        • Verify: Add answer + subtracted = original
      • NO: D
        • YES: E
          • J
        • NO: F
          • YES: G
          • NO: H
            • YES: I
  • value
  • then
  • from
  • Add
  • still
  • using

Subtraction – Complete Chapter Overview

Subtraction – Complete Chapter Overview

The map in words

  • Subtraction
    • Properties
      • Order Matters
        • Big minus Small
      • Minus Zero
        • Answer is same number
      • Minus One
        • Answer is Predecessor
    • Types of Subtraction
      • 2-Digit Numbers
        • Without Borrowing
      • 3-Digit Numbers
        • Without Borrowing
        • With Borrowing
    • Borrowing
      • From Tens to Ones
        • 1 ten becomes 10 ones
      • From Hundreds to Tens
        • 1 hundred becomes 10 tens
      • Double Borrowing
        • Borrow twice
    • Word Problems
      • Keywords
        • Left Remaining
        • More Less
        • Difference
      • Steps
        • Read Understand
        • Write and Solve
        • Check Answer

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Frequently Asked Questions

What are the important topics in Subtraction for ICSE Class 2 Mathematics?
Key topics in Subtraction include What is Subtraction?, Properties of Subtraction, Subtraction Without Borrowing, Subtraction With Borrowing (Regrouping). Study these first, then practise questions on each for Class 2 exams.
What do the concept maps for Subtraction show?
The 3 maps show how the ideas in Subtraction connect: Subtraction – Chapter Overview Mind Map; Subtraction Problem-Solving Decision Tree. Each map is also written out as an outline on this page.
How should I revise Subtraction for Class 2 exams?
Learn the core ideas first, then work through the 44 practice questions on Subtraction. 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 Subtraction

All ICSE Class 2 Mathematics Concept Maps

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