Unit 2 Pretest - Powers of 10 and Multiplication

Standard Notation

100

Write the number in standard notation.

10⁴

10,000

200

Write the number in standard notation.

7 x 10³

7,000

300

Write the number in standard notation.

10⁵

100,000

400

Write the number in standard notation.

10¹

10

500

Write the number in standard notation.

28 x 10⁴

280,000

Products of 10s

100

How many times would you need to multiply by 10 to get to this number?

100

2 times

10 x 10

200

How many times would you need to multiply by 10 to get to this number?

10,000

4 times

10 x 10 x 10 x 10

300

How many times would you need to multiply by 10 to get to this number?

100,000

5 times

10 x 10 x 10 x 10 x 10

400

How many times would you need to multiply by 10 to get to this number?

1,000,000

6 times

10 x 10 x 10 x 10 x 10 x 10

500

How many times would you need to multiply by 10 to get to this number?

1,000,000,000

9 times

10 x 10 x 10 x 10 x 10 x 10 x 10 x 10 x 10

Exponential Notation

100

Write the number in exponential notation.

100

10²

200

Write the number in exponential notation.

10,000

10⁴

300

Write the number in exponential notation.

100,000

10⁵

400

Write the number in exponential notation.

3,000,000

3 x 10⁶

500

Write the number in exponential notation.

13,000

13 x 10³

2 digit x 2 digit

100

28 x 63

1,764

200

71 x 55

3,905

300

42 x 45

1,890

400

27 x 40

1,080

500

26 x 99

2,574

3 digit x 2 digit

100

487 x 16

7,792

200

402 x 22

8,844

300

286 x 23

6,578

400

312 x 93

29,016

500

977 x 45

43,965