2 digit by 2 digit multiplication

2 x 2 multiplication skills

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2 digit by 2 digit multiplication 作者: Mind Map: 2 digit by 2 digit multiplication

1. the commutative property of multiplication

2. proportional reasoning

3. rows, columns and arrays

4. doubling and halving

5. skip counting

6. place value

7. Unitizing

8. repeated addition

9. associative property

10. multiples

11. partial products

12. basic multiplication facts