Missing Numbers
Addition and Subtraction
Place Value
Rounding
Pot Luck
100

A number has 5 tens and 2 more ones than tens.  What is the number?

57

100

Mrs. Partin watches 40 baseball games in 2020.  In 2021, she'll watch ten times as many ball games.  How many games will Mrs. Partin watch in 2021?

400 games

100

Write in standard form:

six million, one hundred three thousand, two hundred forty-nine

6,103,249

100

Round to the nearest ten thousand:

571, 981

570,000

100

This is a three digit number.

If you add the digits together they equal 7.

The tens digit is 5.

171

200

A 4-digit number has a 6 in the thousands place, and a 9 in the ones place.  The value of the 5 in the number is 500.  The other digit has a value of zilch.  What is the numeR?

6,509

200

Explain what has been added or subtracted:

62,449 --> 64,449

Added 2,000

200

What is the standard form of the following number?

(5 x 100,000) + (7 x 1,000) + (5 x 10) + (4 x 1)

507,054

200

Round to the nearest hundred.

4,129,572

4,129,600

200

Use the digits 5,1,7,2 to make the largest number possible.

7,521

300

Use the digits 2,3,4,5,7, and 8 to make the smallest ODD 6 digit number possible.  You can use each digit only once.

875,423

300

Explain what has been added or subtracted to the number:

71,238  ---->  71,038

subtract 200

300

What is the standard form of the folllowing:

 (8 x 1,000,000) + (4 x 10,000) + (2 x 1,000) + (7 x 100) + (3 x 10)

8,042,730

300

Round to the nearest hundred thousand:

4,995,230

5,000,000

300

Use the digits 4,1,7,2,8 and make the smallest number possible.

12,478

400

What 3-digit number has a 5 in the tens place and the digit in the hundreds place is twice as big as the digit in the ones place?  How many answers can you find?

854

653

452

251

400

What does one million minus 458,201 equal?

541,799

400

Will wrote a number with 7 ten-thousands, 12 hundreds, and 16 tens.  What number did he write in standard form?

71,216

400

Round to the nearest one:

4.82

5.00

400

Mrs. Partin bought a used car for $14,278.  Her budget was $15,000.  How much money did she save?

$722

500

What 3-digit number am I if the digit in my tens place is five more than the digit in my ones place and the digit in my tens place is twice the digit in my hundreds place?

361

500

Explain what has been added or subtracted to the number:


5091  -----> 4991

Subtract 100

500

Write in standard form:

sixteen billion, two hundred eight million, three hundred five thousand, seven

16,208,305,007

500

Round to the nearest dollar:

$5.89

$6.00

500

How many times greater is the value of the 2 in 52,400 than the 2 in 57,200

10 times greater