# Pinata Fever

## Add and Subtract with Negative Numbers

Keep the party pumping in this fast n’ furious piñata smash-‘em-up! Move along the number line to intercept the descending piñatas, and then whack them for candy. Come on, catch the fever!

## Selection of related activities

Curriculum-aligned activities

• ### Use negative numbers

Use positive and negative numbers in context such as temperature and position them on a number line; state inequalities using the symbols < and> (e.g. -3 > -5, -1 < 1) Find the difference between a positive and a negative integer, or two negative integers, in context.

• ### Add and subtract with negatives

Perform addition and subtraction with negative and positive combinations.

• ### Multiply and divide with negatives

Perform multiplication and division with negative and positive combinations and understand why operations involving 2 negatives will produce a positive solution. Understand the idea of reflection on the number line caused by multiplication or division by -1.

• ### Number partners up to 20

Recall all addition and subtraction facts for each number to 20. Use this to solve problems involving small or large numbers.

• ### Number pairs up to 100

Derive and recall all number pairs that total 100. Add or subtract mentally pairs of two-digit whole numbers (e.g. 47 + 58, 91 - 35).

• ### Use < > and =

Use the symbols <, > and = correctly.

## How to teach Number using Mangahigh

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