Entry Ticket- Multiply and Divide by Powers of 10

Power of 10

The powers of ten are numbers that can be formed by multiplying 10 times itself. 

Example: 10³⁼10 x 10 x 10=1,000

Multiple Choice

When moving from one place value to the next, by how much do numbers change?

• by 100

• by 1

• by 10

• by 1,000

Product

Product: Answer to a multiplication problem.

Example: 10 x 10=100; The product is 100

Think: MULTIPLY

Open Ended

What does the word "product" mean in math?

Exponent:

The little number that tells how many times to multiply the base by itself.

Multiple Choice

How is 10⁶ written as a product of 10?

• 10 x 10 x 10 x 10

• 60

• 6,000,000

• 10 x 10 x 10 x 10 x 10 x 10

Standard Notation

normal way of writing numbers

Example: 3,980

Multiple Choice

How is 10⁶ written in standard notation?

• 60

• 6,000,000

• 1,000,000

• 1,000

Multiplying a decimal by 10 shifts the digits to the left by one space in the place value charts.

Multiplying a decimal by 100 shifted the digits two spaces to the left on the place value chart.

Multiple Choice

$$0.004\times1,000=$$

• 0.04

• 0.004

• 4

Answer

Multiple Select

$$1.024\times100=$$  

• 102.4

• 10.24

Answer

Multiple Choice

$$1.324\times1,000=$$  

• 1,324

• 13.24

• 132.4

Answer

Dividing a decimal by 10 shifts the digits to the right by one place on the place value chart.

Dividing a decimal by 10 shifted the digits one space to the right on the place value chart.

Dividing a decimal by 100 shifted the digits two spaces to the right on the place value chart.

Dividing a decimal number by 1,000 shifted the digits three spaces to the right in the place value chart. Dividing by 10, 100, or 1000 caused the numbers to decrease in value.

Multiple Select

$$123\div1,000=$$  

• 123

• 0.123

• 12.3

Multiple Choice

5.8 x 100

• 580

• 5.8

• 5,800

• .58

Multiple Choice

7.129 × 100 = 

• 712.9
• 71.29
• 0.7129
• 0.07129

Multiple Choice

7.129 × 100 = 

• 712.9
• 71.29
• 0.7129
• 0.07129