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Chapter 4 of 12
Concept Maps

Mixed Problems — Concept Maps

ICSE · Class 2 · Mathematics

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

25 questions25 flashcards3 concepts

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3 Concept Maps

Mixed Problems Overview

Mixed Problems Overview

The map in words

  • Mixed Problems
    • What is it
      • Addition and Subtraction together
      • Two operations in one sum
    • The Rule
      • Left to Right
      • Add First
      • Then Subtract
    • Two Steps
      • Step 1 Addition
        • Add first two numbers
        • Use carrying if needed
      • Step 2 Subtraction
        • Subtract from Step 1 answer
        • Use borrowing if needed
    • Check Answer
      • Add back the subtracted number
      • Should equal Step 1 answer
    • Examples
      • 365 plus 265 minus 432
      • 618 plus 297 minus 453
      • 321 plus 95 minus 123

Step-by-Step Solution Process for Mixed Addition and Subtraction Problems

Step-by-Step Solution Process for Mixed Addition and Subtraction Problems

The map in words

  • Start: Problem with Addition and Subtraction
    • Read Problem Carefully
      • Identify Operations
        • First Operation: Add the First Two Numbers
          • Line Up by Place Value
            • Add Ones, Tens, Hundreds
              • Regroup if Needed
                • Write Down Sum
                  • Second Operation Subtract
                    • Line Up Sum with Subtracted Number
                      • Subtract Ones, Tens, Hundreds
                        • Borrow if Needed
                          • Write Down Difference
                            • Verify Answer
                              • Does Check Pass?
                                • Yes: Final Answer is Correct
                                  • End
                                • No: Recalculate and Find Error

This flowchart shows the simple steps to understand a mixed problem.

This flowchart shows the simple steps to understand a mixed problem.

The map in words

  • Read the problem
    • Look for + and - signs
      • Do addition first
        • Do subtraction next
          • Write your answer

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Frequently Asked Questions

What are the important topics in Mixed Problems for ICSE Class 2 Mathematics?
Key topics in Mixed Problems include Understanding Mixed Problems, Solving Strategies. Study these first, then practise questions on each for Class 2 exams.
What do the concept maps for Mixed Problems show?
The 3 maps show how the ideas in Mixed Problems connect: Mixed Problems Overview; Step-by-Step Solution Process for Mixed Addition and Subtraction Problems. Each map is also written out as an outline on this page.
How should I revise Mixed Problems for Class 2 exams?
Learn the core ideas first, then work through the 25 practice questions on Mixed Problems. 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 Mixed Problems

All ICSE Class 2 Mathematics Concept Maps

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