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Chapter Summary

Decoration for Festival (Addition and Subtraction)

CBSE · Class 2 · Mathematics

Summary of Decoration for Festival (Addition and Subtraction) for CBSE Class 2 Mathematics. Key concepts, important points, and chapter overview.

27 questions76 flashcards5 concepts

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Overview

Addition and subtraction help find totals, shares, and what is left. Garlands, flowers, blocks, marbles, money, birds, shells, bangles, skips, and runs all give practice in solving real counting problems. Some sums are solved by breaking a number into tens and ones. Some subtraction problems show ta

Key Concepts

Each garland is made of 10

Each garland is made of 10 flowers. The garland table uses the given numbers for Rohan, Simran, Akash, and Suwali to find the total number of flowers.

Adding can be done by counting

Adding can be done by counting forward on a number line or Ginladi. One example is 23 + 14 = 37.

A two

A two-digit number can be split into tens and ones. For 57 + 34, the tens are added first and then the ones are added: 57 + 34 = 57 + 30 + 4, then 87

Subtraction shows what remains after some

Subtraction shows what remains after some part is removed. Examples include 75 – 35 = 40 and 32 − 12 = 20.

Subtracting zero keeps the number

Subtracting zero keeps the number the same, and subtracting a number from itself gives zero.

Learning Objectives

  • Find totals by adding two groups together.
  • Solve subtraction as taking away.
  • Use expanded form by splitting a number into tens and ones.
  • Use a number line or Ginladi to add and subtract.
  • Solve missing-addend problems.

Frequently Asked Questions

What are the important topics in Decoration for Festival (Addition and Subtraction) for CBSE Class 2 Mathematics?
Decoration for Festival (Addition and Subtraction) covers several key topics that are frequently asked in CBSE Class 2 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Decoration for Festival (Addition and Subtraction) — CBSE Class 2 Mathematics?
Understand the core concepts first, then work through the 27 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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