Topic 1

Vocabulary

100

A number written using only words is written using a __________.

number name

200

The number 865 is written in _________.

standard form

300

The position of a digit that tells you the value of the digit is called its _____________.

place value

400

When you _______ to the nearest hundred the number 385 becomes 400.

round

500

When you _________ two numbers, one number can be greater than, equal to or less than the other number

compare

Expanded, standard, word form

100

Write this number in word form:

347,882

Three hundred forty seven thousand eight hundred eighty two

200

Write this number in standard form"

400,000+30,000+30+2

430,032

300

Write this number in expanded form:

45,612

40,000+5,000+600+10+2

400

Write this number in word form:

679,466

six hundred seventy nine thousand four hundred sixty six

500

Write this number in expanded form

958,923

900,000+50,000+8,000+900+20+3

Rounding & comparing numbers

100

Round to the nearest ten.

456,992

456,990

200

Round to the nearest hundred

87,321

87,300

300

982,141

Round to the nearest 10,000

980,000

400

Compare 45,387 and 452,892

45,387 < 452,892

500

Compare

46,312 and 46,412

43,312 < 46,412

Place value

100

What is the value of the underlined digit

76,341

40

200

255,572

50,000

300

423,467

400,000

400

345,872

5,000

500

2,347,278

2,000,000