Rich tasks

• These are problem solving open-ended questions that require students to investigate equations and rules. The tasks can be given at the start of a topic and done as the students gain enough knowledge to complete them, inserted into a topic at an appropriate place, or given as homework or extension.

1. Animal addition
2. Number spelling

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The equals sign

• Understand that the answer on the left of the equals sign has the same value as the answer on the right of the equals sign. The two sides balance.

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Rules

• Use a rule written in words to solve a problem.

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Number machines

• Find the output of a number machine given the rule.
• Find the rule of a number machine given the input and output.

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What’s missing?

• Use strip diagrams to solve a simple equation.
• Find the value of the unknown in a simple equation.

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