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Intro to Addition
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What you will learn from this videoWhat you will learn
- We’ll learn that addition is putting 2 groups together to find the total.
- That we can add by counting ALL the objects we have, or by starting at one number and counting ON.
- And, we'll explore how this knowledge can help us take care of kittens, eat cupcakes, and even dig for dinosaur bones.
- Discussion Questions
Before Video
How do we find the number of objects we have?ANSWERCount.
7
1
6
6, 7, 8, 9, 10
After Video
Sasha is adding 3 + 2. Show how she would count all to add.ANSWER1, 2, 3, 4, 5
3, 4, 5
7
8
3 + 7 = 10
- Vocabulary
- Addition DEFINE
When one group joins another group to find how many you have all together.
- Counting All DEFINE
Counting how many in all starting with 1 to the total.
- Plus Sign DEFINE
The symbol that means addition, or joining two groups together.
- Equals Sign DEFINE
The symbol that means both sides have the same value.
- Counting On DEFINE
Counting how many in all when adding, starting at one of the numbers being joined, and counting the rest.
- Sum DEFINE
The result of adding.
- Addition DEFINE
- Reading Material
- Practice Word Problems
- Practice Number Problems
- Lesson Plan
- Teacher Guide