Sunday

Mastering Multiplication


1. Groups of Things in the World

2. Skip-Count to your Answer

3. Arrays are Everywhere

4. Know your Times Tables - They're the MOST Important Number Facts that Exist

- 2 times tables: just double it!  
- 4 times tables: double double!
- 8 times tables: double, double, double!
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- 11 times tables: too easy!
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- 10 times tables: too easy again!
- 5 times tables: just half the 10s
- 9 times tables: 10s and take away one of the group.
- 12 times tables: x10 + x2
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- 3 times tables: double and add another of the group
- 6 times tables: double the 3s
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- 7 times tables: just reverse the others.
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6. Multiplying by 10

7. Multiplying by One Digit

8. Always Estimate First!

9. Traditional Large Multiplication

10. Lattice/Gelosia Large Multiplication

11. Box/Grid Large Multiplication

12. Practice, Practice, Practice

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