Place Value
Rounding
Addition
Subtraction
Guess My Number
100

What period has the ones, tens and hundreds places?

Ones period

100

Round 568,320 to the nearest ten thousands. 

570,000

100

568,312 + 45,906

614,218

100

56,345-32,911

23,434

100

I am 1,000 greater than 356,890. 

357,890

200
What is the value of the 4 in 546,212? 

40,000

200

Round 35,802 to the nearest tens. 

35,800. 

200

346,860 + 583,456

930,316

200

320,765-218,372

102,393

200

I am 10,000 greater than 870,643.

880,643.

300

Name the value of the 3 in 378,002.

300,000

300

Round 458,730 to the nearest thousands. 

459,000

300

54,076 + 811,492

865,568

300

456,912-37,800

419,112

300

I am 2,000 less than 45,023.

43,023.

400

Write 345,710 in expanded form. 

300,000 + 40,000 + 5,000 + 700 + 10

400

Round 645,926 to the nearest hundred thousands.

600,000

400

Minneapolis has 424,536 people and St. Paul has 305,877 people. How many people live in Minneapolis and St. Paul?

730,413 people

400

798,300-348,659

449,641

400

I am 30,000 less than 560,309.

530,309. 

500

What period has the thousands, ten thousands and hundred thousands places?

Thousands period

500

If I round 546,812 to 550,000, what place did I round?

ten thousands place

500

Granite Peak in Montana is 12,807 feet tall. Pikes Peak in Colorado is 14,115 feet tall. What is the total height of both mountains?

26,922 feet

500

300,980-159,765

141,215

500

I am 310,000 greater than 269,433.

579,433.