Adding and Subtracting Integers with Balloons and Sandbags


Skill:

Model or compute with integers using addition or subtraction in number and word problems.

Adding and Subtracting Integers with Balloons and Sandbags

Add and subtract integers by building expressions using balloons and sandbags in this interactive activity.

Putting It All Together

Answer these open ended questions on your own or with others to form deeper math connections.

Pregunta oberta 1

What direction did the basket move when you added balloons? Sandbags?

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Pregunta oberta 2

What direction did the basket move when you subtracted balloons? Sandbags?

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Pregunta oberta 3

Suppose the basket had a starting position of 35 and you removed 5 sandbags. Where would the basket end up? 

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