Maths playground · 21/50 · Ages 8–10
The addition orchard
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Fox finds three apples in one basket and four in another. Addition joins the two groups. Count slowly, or start at three and count four more.
What you will discover
- Addition combines amounts.
- Changing the order of two addends does not change their sum.
English vocabulary
- add
- cộng
- sum
- tổng
Let’s play
3 apples + 4 apples = how many apples?
See the explanation
3 + 4 = 7. You can count all seven or count on from three.
Practise touch typing
Place your hands on F and J and type this sentence using ten fingers.
Three plus four is seven.
Two little quiz questions
1. 4 + 3 = ?
- 6
- 7
- 8
Answer and explanation
7. The same two groups still make seven.
2. Which sign means addition?
- +
- −
- ÷
Answer and explanation
+. The plus sign joins amounts.