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Multiplicative Strategies_1
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Multiplicative Strategies_1
Commutative: Changing the order of the factors
- 3x4=12
- 4x3=12
Associative: Doubling and halving or thirding and trebling
- 12x25 =6x50
- 81/3=27 same as 81/9=9x3=27
Inverse: Reversing
- 42/3=? 3x?=42
Distributive: splitting factors and tidy numbers.
- 4x23=4x20+4x3
- 29x7=30x7-1x7
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- 1 maths Mind Map on Multiplicative Strategies_1, created by Melanie Wilson on 20/08/2015.
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- Melanie Wilson
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- Created by Melanie Wilson · Aug 20, 2015
- Copied by Melanie Wilson · Aug 20, 2015
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