Representing Decimals
The above pictures show the common Base10 Blocks.
Can you use the following block combinations to represent 37.2? (Explain why or why not)
 3 Blocks, 7 Rods, and 2 Cubes
 3 Rods, 7 Flats, and 2 Blocks
 37 Rods, 2 cubes
 37 Flats, 2 rods
Is there another way to use the Base10 blocks to represent 37.2?
What about 3.72? Which combinations could you use to represent 3.72?
Which combinations could you use to represent 0.372?
What do all of these combinations have in common? How are they different?
Submit your idea for an investigation to InterMath.
