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Curipod lesson about topic "addition and subtraction"

Updated 4 months ago

1. Word cloud

120 seconds

What is the opposite of addition?

2. Slide

60 seconds

Adding and Subtracting

Addition is combining two or more numbers together. Subtraction is taking away one number from another. You can use addition and subtraction to solve many problems.

3. Slide

60 seconds

Concepts:

Addition: Adding two or more numbers together. Subtraction: Taking away one number from another. Problem Solving: Using addition and subtraction to find the answer to questions.

4. Poll

60 seconds

What is your favorite type of math problem to solve? Addition, subtraction, or something else?

- Addition
- Subtraction
- Something Else

5. Slide

60 seconds

Fun facts:

The first recorded use of addition and subtraction was in Babylonian tablets from over 4000 years ago. The mathematical symbol for addition is “+” and for subtraction it is “-”. The symbol for addition was invented in 1557 by Robert Recorde, a Welsh mathematician.

6. Drawings

450 seconds

Draw / write: What are the key differences between addition and subtraction?

7. Drawings

360 seconds

Draw / write: How can addition and subtraction be used to solve real-life problems?

8. Open question

150 seconds

What strategies can you use to remember the difference between addition and subtraction?

9. Open question

330 seconds

What are the similarities between addition and subtraction?

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