# Multiplying Negatives

- Author:
- Heather Pierce

We want to explore how to multiply negative numbers. Let's start by doing a simple exploration of multiplying positives. Use the applet below to determine how we are defining multiplication of two positive numbers.

How does this applet define multiplication of positive numbers?

Next, let's investigate positive x negative. Make the first slider positive and the second slider negative.

How is this multiplication defined in this applet?

Next, let's look at negative x positive. Make the first slider negative and the second slider positive.

How is this multiplication defined in this applet?

Finally, let's explore negative x negative. Make both sliders negative and see what happens.

How is this multiplication defined in this applet?