Topic 1 Review

Place Value

100

Write this number in expanded form: 4,354

4000 + 300 + 50 + 4

200

Write this number in standard form: eight hundred thirty-three thousand, five hundred twelve

833, 512

300

Write this number in standard form: 

30,000 + 2,000 + 400 + 5

32,405

Comparing Numbers

100

Compare the two numbers:

5,439  ____ 5,673

less than <

200

Which place value do you use to compare the following numbers?

345,098 

345,679

hundreds

300

Which place value do you use to compare the following numbers?

394,284

328,234

Ten thousands

Problem Solving

100

In 2016, the world's oldest tree was 5,066 years old. Write the number that is one hundred more than this number. 

5,166

200

Idaho has 3 million, five thirty-eight thousand acres of protected forest land. What is this number in standard form rounded to the nearest ten thousand?

3,540,000 acres

300

Mrs. Impomeni wrote a number that has a 4 in the ten thousands place and a 5 in the tens place. Which could be her number?

a)  456,053

b)   45, 553

c)   46, 251

d)   49, 115

b and c

Rounding

100

Write a number that rounds to 5,000 when rounded to the nearest thousand

Answers vary

200

Round to the nearest thousand:

567,894

568,000

300

Round to the nearest hundred thousand:

789,023

800,000

Place Value Relationships

100

How is the 3 in 435 related to the 3 in 653?

It is 10 times greater than

200

Look at the numbers below.

Which number  has one digit that represents ten times the value of the digit to its right.

46,234

54,189

26,707

46,234 has 4 ten thousands, which is 10 times bigger than the 4 thousands in 54,189

300

Which digit is ten times another digit in the number:

4,567,783

thousands is ten times larger than hundreds