Chapter 1 review

Exponents

100

4x10^1

40

200

7x10^4

70,000

300

10^3

1,000

400

Write 800,000 in exponents 

8x 10^5

500

6x10^5

100,000

Place Value

100

What place value is the 4 in 

1234.5678

ones

200

What place value is the 7 in 

1234.5678

thousandths 

300

What place value is the 6 in 

1234.5678

hundredths 

400

When you move to the left of the decimal, what are you doing to each number?

multiplying my ten 

500

When you move to the right  of the decimal, what are you doing to each number?

dividing by 10 

decimals

100

0.05 is 10 times 

0.005

200

6 is 100 times 

0.06

300

0.5 is 1/100 of 

50

400

What number have a digit in the ones place that is 1/10 the value of the digit in the tens place?

6,0446

6,399

8,101

8,066

9,777

6,044

8,066

9,777

500

Spectrum academy has 5000 students. Alpine high has 1/10 as many students. How many students are at alpine high 

500

expanded form

100

Write in written form

four and sixty-eight thousandths 

4.068

200

(3x1)+(3x1/10)+(9x1/1000)

3.309

300

Write 5.625 in expanded form?

5x1+6x1/10 +2x1/100 +5x1/1000

400

nine and twenty and hundredths 

9.20

500

YAY you are doing great 

YAY

Comparing decimals

100

3.692    3.697

<

200

5.540

5.631

5.625

5.540, 5.625, 5.631

300

9.707         9.717

<

400

Is this true 

105.432=105.43200000000000000

YES 

500

5.733        5.693

>