Unit 2 Review

Rounding

100

Round 235 to the nearest hundred

200

200

Round 362 to the nearest 10

360

300

Round 829 to the nearest 10 and 100

830

800

400

Select all that are rounded to the nearest 10:

A. 534-->530

B. 472 -->500

C. 829-->820

D. 383 -->380

A and D

500

Select all that are rounded correctly to the 100:

A. 234-->300

B. 872-->900

C. 450-->500

B and C

Place Value

100

What is two thousand, four hundred sixty-two written in standard form

2,462

200

What is 5,409 in expanded form

5,000+400+9

300

What number is composed of 2 thousands + 1 hundred + 78 ones

2,178

400

How can you decompose 3,427?

A. 3 thousands +42 hundreds +2 tens+7 ones

B. 3 thousands+4hundreds+2 tens+7 ones

C. 2 thousands+14 hundreds+2 tens+7 ones

D. 3 thousands+4hundreds+27 tens+7 ones

B and C

500

Estella is collecting coins. She has 2,458 coins. Which is her number?

A. 2 thoudsands+4 hundreds+4 tens+18 ones

B. 2 thousands+4 hundreds+14 tens+8 ones

C. 2 thousands +40 hundreds+5 tens+ 8 ones

B

Compare

100

Comare using > < or =

6,045       6,405

<

200

Compare > < =

2,718   2,681

>

300

Which is greater?

5,209 or 5,290

5,290

400

Order least to greatest:

3,621    3,216    3,612

3,216, 3,612, 3,21

500

Order from least to greatest:

7,809    7,890    7,098    7,980

7,098, 7809, 7,890, 7980

Even or Odd

100

Is 24 even or odd?

Even

200

Is 137 even or odd?

Odd

300

Is 2,486 even or odd? How did you know?

Even

It ends in an even digit and can be split into equal groups

400

A teacher has 725 pencils. Can she split them into equal addends?

No, 725 is odd. It cannot be split into equal addends

500

Which statement is true about 1,893.

A. It's even because it can make two equal groups.

B. It's odd because one will be left over when making two equal addends.

C. It is even because it ends in 3.

B. It's odd because one will be left over when making two equal addends. 

Extra Place Value

100

What is the value of the 6 in 6,245?

6,000

200

Write 3,428 in expanded form

3,000+400+20+8

300

Which is also equals 4,326?

A. 4 thousands+32 tens+6 ones

B. 4 thousands+3 tens+ 26 ones

C. 4 thousands+2 hundreds+6 ones

A. 4 thousands+32 tens+6 ones

400

True or False

5 thousands +14 hundreds +3 tens +2 ones = 6,432

True

500

Choose all that equal 3,527

A. 3 thousands+5 hundred+2 tens+7 ones

B. 3 thousands+4 hundreds+12 tens+7 ones

C. 2 thousands + 14 hundreds+ 2 tens+ 7 ones

D. 3 thousands+51 tens+7 ones

A and B