Decimal Forms
Multiplying Decimals
Word Problems
Powers of 10
Dividing Decimals
100

What is the number 35 hundredths written in standard form? 

0.35

100

What is 41.5 x 100 ?

4,150 

100
Researchers counted 7,345 monarch butterflies on one branch at a site in Mexico. They estimated that the total number of butterflies at the site was 1,000 times as larger. About how many butterflies were at the site in all? Explain your thinking and include a statement of the solution. 

There are 7,345,000 butterflies total. I know this because 7, 345 x 1000 = 7,345,000. 

100

What is the value of 10?

10,000

100

24 / 1000 

What is 24 divided by 1000 ?

0.024 

200

What is two hundred thirty six thousandths in expanded form?

(2x1/10) + (3x1/100) + (6 x 1/1000) 

or 

(2 x 0.1) + (3x 0.01) + (6 x 0.001) 


200

What is 3.4 x 1,000 = ?

3,400

200
On the map, the perimeter of a park is 0.251 meters. The actual perimeter of the park is 1,000 times as large. What is the actual perimeter of the park? 

The actual perimeter of the park is 251 meters. 

200

What is is the value of 106 

1,000,000 

200

What is 8.7 divided by 100 ?

0.087

300

What is five hundred twenty six thousandths in standard form? 

0.526
300

What is 4 x 102 = ?

400

300

If the perimeter of a park is 251 meters. What is the perimeter of the park in cm. 

The actual perimeter of the park is 25,100 cm. I know this because there are 100 cm in one meter. Therefore I multiplied 251 x 100 = 25,100. 

300

What is 6.2 x 10

6200

300

What is 247 divided by 10?

2.47

400

What is 5x10in standard form ?

500 


400

What is 60.72 x 10?

607,200

400

Canada has a population that is about 1/10 as large as the united states. If Canada's population is 32 million what is the population of the untied states? 


The united states population is 320 million

400
What is 4.5 / 10=

4.5 / 100 0.045

400

736.2 divided by 102 = 

7. 362

500

What is 25.413 in unit form? 

Twenty five and four hundred thirteen thousandths

500

What is 2.738 x 10= ?

2,638

500

After a lesson on exponents. Tia went home and said to her mom " I learned that 103 is the same as 3,000. She has made a mistake in her thinking. Use words, numbers or a place value chart to correct her mistake. 

10is the same as 1,00 because it means that 10x10x10 is 1,000. The mistake that Tia made is that the exponent means ten multiplied three times not 3 x 1000. 

500

What is 42.5 x 103 

42.5 x 103 =

42.5 x 1000 =

What is 42,500 

500
800 divided by 10

8