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Revision Notes

Addition

ICSE · Class 4 · Mathematics

Quick revision notes for Addition — ICSE Class 4 Mathematics. Key concepts, formulas, and definitions for last-minute revision.

42 questions24 flashcards4 concepts

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Key Topics to Revise

1

1. Addition of Large Numbers

  • Always write numbers in columns: ones under ones, tens under tens, and so on.
  • Start adding from the 'ones' place and move to the left.
  • If the sum in any column is 10 or more, carry over the extra digit to the next column.
2

2. Properties of Addition

  • Order Property (Commutative): Changing the order of numbers does not change the sum.
  • Addition of Zero: Adding zero to any number gives the same number.
  • Grouping Property (Associative): The way numbers are grouped does not change the sum.
3

3. Word Problems on Addition

  • Read the problem carefully and identify what is being asked.
  • Find all the numbers involved and decide they need to be added.
  • Write the numbers in columns and add them step by step.

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Full Notes

Key Concepts

To add large numbersThe order in which we addWhen zero is added to anyThe way in which three

Frequently Asked Questions

What are the important topics in Addition for ICSE Class 4 Mathematics?
Key topics in Addition include This flowchart shows the parts of a basic addition statement with 12 + 8 = 20, Flowchart demonstrating how changing the order of addends doesn't change the sum, Flowchart showing how adding zero to any number keeps it unchanged. These are the concepts ICSE Class 4 examiners draw on most — study them first, then practise related questions.
How to score full marks in Addition — ICSE Class 4 Mathematics?
Understand the core concepts first, then work through the 42 practice questions available for this chapter. Revise formulas and 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.

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All 17 chapters — ICSE Class 4 Mathematics Revision Notes

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