Math Review

Rounding to the Nearest 10

100

Round to the nearest 10.

268

270

200

Round to the nearest 10

452

450

300

Round to the nearest 10

1,303

1,300

400

Round to the nearest 10

13,568

13,570

500

Round to the nearest 10

54,655

54,660

Rounding to the Nearest 100

100

Round to the nearest 100

623

600

200

Round to the nearest 100

468

500

300

Round to the nearest 100

5,156

5,200

400

Round to the nearest 100

48,416

48,400

500

Round to the nearest 100

485,039

485,000

Number Forms

100

Write 58,583 in expanded form

50,000+8,000+500+80+3

200

What is three thousand four hundred twenty-two in standard form?

3,422

300

What is 800+5,000+300,000+4 in standard form?

305,804

400

What is 56,830 in word form?

fifty six thousand eight hundred thirty

500

Write 50,000+7,000+300+20+9 in word form

fifty-seven thousand three hundred twenty-nine

Base 10/Compose/Decompose

100

What is this number in standard form?

4 ten thousands

3 thousands

4 tens 

3 ones

43,043

200

Decompose 3,485

answers vary

300

What is this number in standard form?

4 thousands + 4 hundreds + 13 tens + 2 ones

4,532

400

What is this number in standard form?

3 ten thousands + 4 thousands + 15 tens + 13 ones

34,163

500

What is this number in standard form?

10 ten thousands + 4 thousands + 3 hundreds + 10 tens + 17 ones

104,417

Compare

100

574 ____ 549

>

200

103,576 _____ 103,756

<

300

Compare and tell which PLACE VALUE helps you compare

56,394 _____ 54,394

>

Ten thousands place

400

Compare and tell which PLACE VALUE helps you compare

17,482 ______ 17,495

<

Tens place

500

Compare and tell which PLACE VALUE helps you compare

384,444 ______ 334,444

>

Ten thousands place