Place Value
Comparing Numbers
Rounding
Addition
Subtraction
100

10 x 6 tens = 

600

100

613,982 __ 604,381

613,982 > 604,381

100

Round to the nearest thousand: 5,210

5,000

100

2,039 + 3,590

5,629

100

8,324 - 713 = 

7,611

200

8 hundreds x 10 = 

8,000

200

8 hundred thousands - 5 hundred thousands ___ 300,000

300,000 = 300,000

200

Round to the nearest ten thousand: 15,489

20,000
200

14,718 + 26,099 = 

40,817

200

461,284 - 70,875 =

390,409

300

6 ten thousands ÷ 10 = 

6,000

300

42,112 ______forty two thousand, eight hundred thirteen

42,112 < 42,813

300

Round to the nearest hundred thousand: 345,290

300,000

300

124,481 + 384,079

508,560

300

100,000 - 54,329 = 

45,671

400

4 hundreds 4 tens x 10 = 

4,400

400

200,000 + 70,000 + 3,000 + 50 + 2 ___ 273,520

273,052 < 273,520

400

Round to the nearest thousand: 17,499

17,000

400

In September, Liberty Elementary School collected 32,537 cans for a fundraiser. In October, they collected 207,492 cans. How many cans were collected during September and October?

240,029 cans

400

There were 800,000 gymnastic mats outside. 75,504 were used. How many gymnastic mats were left?

724,496 gymnastic mats

500

5 ten thousands, 4 thousands, 3 hundreds ÷ 10 =

5,430

500

seven hundred thousand, four hundred nine ___ 700,000 + 1,000 + 400 + 9

700,409 < 701,409

500

Round the nearest ten thousand: 765,001

770,000

500

838,979 + 292,111

1,131,090

500

909,002 - 288,341 =

620,661