Decimal Numbers with Base Ten Blocks

The video tutorial explains how to represent numbers with decimal points using base 10 blocks. It demonstrates two methods for representing the numbers 2.05 and 1.2, highlighting the flexibility of base 10 blocks in illustrating both whole and decimal numbers. The tutorial emphasizes the distinction between whole numbers and decimal parts, showing how different combinations of blocks can achieve the same numerical representation.

How can the number 1 be represented using base 10 blocks?

• Two rods or 5 cubes

• One flat or 10 rods

• Two flats or 5 rods

• One rod or 10 cubes

What is one way to represent the decimal number 2.05 using base 10 blocks?

• Two flats and 5 rods

• Two flats and 5 hundredths units

• Two rods and 5 hundredths units

• Two rods and 5 flats

How can you represent the number 2.05 using rods?

• 20 rods and 5 flats

• 20 rods and 5 hundredths units

• 10 rods and 5 hundredths units

• 10 rods and 5 flats

What is one method to represent the number 1.2 using base 10 blocks?

• One rod and 2 flats

• One flat and 2 rods

• One flat and 2 hundredths units

• One rod and 2 hundredths units

How can the number 1.2 be represented using only cubes?

• 100 cubes and 2 rods

• 100 cubes and 2 flats

• 10 cubes and 2 rods

• 10 cubes and 2 flats