Math Review

Whole Number Rounding

100

Nearest hundred: 45 482

45 500

200

Nearest hundred thousand: 321 456

300 000

300

Nearest million: 4 599 999

5 000 000

400

What place value was rounded? 32 000 000

Million

500

Nearest ten thousand: 555 923

550 000

Decimal Number Rounding

100

Nearest tenth: 32.59

32.6

200

Nearest hundredth: 92.427

92.43

300

Round up or down in the nearest thousandth? 87.9213

Down (digit stays the same... 87.921)

400

Nearest tenth: 12.992

13

500

What place value was rounded? 426.55

Hundredth

Place Value

100

Place value of the underlined: 2 000 482

Millions

200

Underlined place value: 48 723 002

Hundred Thousand

300

Place Value of the 4: 845 923 062

Ten million

400

What is the missing place value? 9__48012

Hundred Thousand

500

Place Value of the underlined: 287 465.025

Thousandths

Name that Power

100

100 = 10?

10²

200

1/10000 = 10?

10^-4

300

0.0001 = 10?

10⁴

400

10 000/1 = 10?

10⁴

500

1 000 000 000 = 10?

10⁹

Random

100

Round up or down? 700 193 to the nearest thousand

Down

200

Write the expanded form of: 560 329

500 000 + 60 000 +300 + 20 + 9

300

Write this expanded form number into standard form: 4(10⁵) + 2(10³) + 9(10²) 

402 090

400

Write the word for this number: 4 921 356

Four million nine hundred twenty-one thousand three hundred fifty six.

500

Round 42.51 to the nearest whole number

43