Use these interactive balances to show the relationship between addition problems or to find the sum to balance and equation.

Create a bar graph or a pie graph using your own data.

**Equivalent Fractions on a Number Line**

Use this virtual manipulative to create equivalent fractions and see them plotted on a number line.

**FDP Bars I
**

Click the control panel to set one or two rules for the function machine. Then place each number in the stream to see the results.

How do you use math manipulatives in your classroom?

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