Let's use a bar model to find \(\frac{2}{5}\) of 20. First you need to label the whole. Next, divide one of the bars into fifths – five equal parts. The bar model shows us that you need to ...

We can use a part-whole model to show the two groups and the total of 20. We can use a bar model to show this calculation. Or a ten frame. By using a ten frame you can easily see that 20 is made ...