Unit 1 Review do do do

exponent component

100

What is 10³ written as a whole number?

1,000

200

How do you write 10,000 as a base ten exponent?

10⁴

300

How would I write this number in standard form?

(4x10²) + (3x10¹)+(2x10⁰)?

432

400

How many zero's in the exponent 10⁷? 

Write it in standard form

10,000,000

500

Write this in expanded form using exponents: 30,427

(3x10⁴) + (4x10²) + (2 x 10¹) + (7x10⁰)

Know Your Place

100

What is the place value of the 9 in this number?

39,207

9,000

200

What place value is the 6 in this number?

17.063

300

How would I write three thousand twenty seven in standard form? 

What is the place value of the 2?

3,027 the 2 is in the 10's place

400

Describe how the 2 changes.

327

32,007

It goes from the 10's place to the thousands place and is multiplied by 100 (moves 2 places)

500

Write a number with a 5 in the tenths place, the hundreds place, and the thousands place

answers vary

Fraction Twinsies

100

what is his fraction twin? 0.4

4/10

200

how do write this fraction as a decimal?

5/100

0.05

300

how do we write this number as a fraction?

0.372

372/1000

400

how do we write this fraction as a decimal?

0.302

302/1000

500

write a decimal and its fraction twin

answers will vary

Compare and Despair

100

which decimal is greater?

0.32 or 0.233

0.32

200

explain how to compare decimals...you can sing if you want

line up, annex, compare from left to right

300

write these numbers from least to greatest

0.475

0.023

0.245

0.023, 0.245, 0.475

400

which one is the greatest?

0.456

0.455

1.364

1.364

500

Why is 2.345 greater than 0.786

because it has 2 wholes

Round and Round We Go

100

round to the nearest whole number

12.45

12.00

200

Round to the nearest tenth

9.45

9.5

300

Round to the nearest hundredth

0.457

0.46

400

Janet said that 74.77 rounded to the nearest whole number is 74. Is she correct? Why or why not?

No (reasons will vary)

500

list from greatest to least

8.63

2.73

8.937

8.937, 8.63, 2.73