10 to 1 Relationship Among Digits
Powers of 10 and Exponents
Use a Pattern to Multiply
Multiply by 1-Digit Numbers
Multiply by Multi-Digit Numbers
100

What number is 1/10 of 8,000,000 and why?

800,000 because I can remove a zero and look at what I have left.

100

1 x 10= ?

100,000

100

40 x 70,000 = ?

2,800,000

100

915 x 3 = ?

2,745

100

983 x 41 = ?

40,303

200

What number is 10 times as much as 50 and why?

500 because I can add a zero to the end from the 10 I'm multiplying by.

200

82 x 103 = ?

82,000

200

30 x 700 = ?

21,000

200

1,352 x 9 = ?

12,168

200

54 x 26 = ?

1,404

300

What number is 10 times as much as 3,000 and why?

30,000 because I can add the zero from the 10 I'm multiplying by to the end of my answer.

300

12 x ? = 12,000

a. 101

b. 102

c. 103

d. 104

c because 12,000 has three zeros on the end.

300

50 x 200 = ?

10,000

300

4,306 x 4 = ?

17,224

300

3,194 x 57 = ?

182,058

400

What number is 1/10 of 4,000 and why?

400 because I can remove a zero from the end of my number and look at what I have left.

400

10= 1,000,000

6 because 1,000,000 has six zeros in the number.

400

40 x 5,000 = ?

200,000

400

5,033 x 7 = ?

35,231

400

4,337 x 64 = ?

277,568

500
In what number is the place value of the digit 6 equal to 1/10 of the place value of the 6 in the number 760,000 and why?


a. 3,600

b. 20,600

c. 2,675,000

d. 256,000

d because the 6 would move to the thousands place if I am finding 1/10 of it's value.

500

The area of a closet is 100 square feet.  Tell me how you would do both of the following:

1) Write it in exponent form

2) Write it in word form or say it to someone else

1) 10because 100 has two zeros in the number.

2) the second power of ten

500

What is total weight of 20 semi-trailer trucks if each of them have an individual weight of 30,000 pounds?

600,000 pounds

500

27,158 x 6 = ?

162,948

500

The diameter of the Agrippa crater, located on the moon, is 46 kilometers.  Earth's diameter is 277 times as long as the diameter of the crater.  What is Earth's diameter?

12,742 kilometers