Adding 8
key notes :
| 📘 Key Points |
- Addition means putting together.
- When we add 8, we make the number 8 bigger.
- We always start with a number and count 8 more.
- Use fingers, number line, or objects (like pencils, blocks, beads) to help.
| 🧮 Examples |
- 2 + 8 = 10
- 4 + 8 = 12
- 7 + 8 = 15
- 10 + 8 = 18
| 📏 Using a Number Line |
👉 Start at the first number, then jump 8 steps forward.
- Example: For 5 + 8 → Start at 5 → Jump 8 steps → Land on 13.
| 🎲 Practice |
Fill in the blanks:
- 1 + 8 = ___
- 3 + 8 = ___
- 6 + 8 = ___
- 9 + 8 = ___
- 11 + 8 = ___
| 🎨 Visual Idea for Teaching |
- Draw apples 🍎 or balloons 🎈.
- Show 8 new ones added to any group.
- Children can count them together.
Learn with an example
⏲️ Add. 8 + 5 =
- You can count on to find 8+5.
- Start at 8 and count on 5 times.
- You end at 13.
- 8+5=13
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- You can also make 10 to find 8+5.
- Start at 8. Add 2 to make 10. Then add 3 more. That way, you add 5 in all.
- You end at 13.
- 8+5=13
⏲️ Add. 8 + 8 =
- You can count on to find 8+8.
- Start at 8 and count on 8 times.
- You end at 16.
- 8+8=16
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- You can also add using doubles. Remember that 8+8=16.
⏲️Add. 8 + 2 =
- You can count on to find 8 + 2.
- Start at 8 and count on 2 times.
- You end at 10.
- 8 + 2 = 10
Let’s practice!
