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You may doodle while waiting for your classmates to log in.

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I can round whole numbers to the nearest 10 or 100.

Common Core Standards: Grade 3

Use place value understanding and properties of operations to perform multi-digit arithmetic.

3.NBT.A.1

Use place value understanding to round whole numbers to the nearest 10 or 100.

3 of 30

Round 428 to the nearest 10.

4 of 30

Round 428 to the nearest 10.

430

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58 60

32 20

Extra Xs or checkmarks

Which numbers have been correctly rounded to the nearest ten?

73 70

65 60

6 of 30

58 60

32 20

Extra Xs or checkmarks

Which numbers have been correctly rounded to the nearest ten?

73 70

65 60

X

✔

7 of 30

535 530

249 260

Extra Xs or checkmarks

Which numbers have been correctly rounded to the nearest ten?

138 140

899 900

8 of 30

535 530

249 260

Extra Xs or checkmarks

Which numbers have been correctly rounded to the nearest ten?

138 140

899 900

X

✔

X

✔

9 of 30

633 630

422 400

Extra Xs or checkmarks

Which numbers have been correctly rounded to the nearest hundred?

750 700

349 300

10 of 30

633 630

422 400

Extra Xs or checkmarks

Which numbers have been correctly rounded to the nearest hundred?

750 700

349 300

X

✔

X

✔

11 of 30

The number 4,357 was estimated to be 4,400. What was this number rounded to?

4,357 4,400

12 of 30

The number 4,357 was estimated to be 4,400. What was this number rounded to?

4,357 4,400

Answer: The number was rounded to the nearest hundred.

13 of 30

The amount $7,358 was estimated to be $7,360. What was this number rounded to?

7,358 7,360

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The amount $7,358 was estimated to be $7,360. What was this number rounded to?

7,358 7,360

Answer: The number was rounded to the nearest ten.

15 of 30

The number 6,213 was estimated to be 6,210. What was this number rounded to?

6,213 6,210

16 of 30

The number 6,213 was estimated to be 6,210. What was this number rounded to?

6,213 6,210

Answer: The number was rounded to the nearest ten.

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The amount $3,685 was estimated to be $3,700. What was this number rounded to?

3,685 3,700

18 of 30

The amount $3,685 was estimated to be $3,700. What was this number rounded to?

3,685 3,700

Answer: The number was rounded to the nearest hundred.

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For these next tasks, you will need to use the black line tool.

Pencil Highlighter Line Text Eraser

20 of 30

For these next tasks, you will need to use the black line tool.

Pencil Highlighter Line Text Eraser

21 of 30

Matching!

Round the following numbers to the nearest 10

You will only be drawing 4 lines

75 60

63

79

58 80

70

22 of 30

75 60

63

79

58 80

70

Matching!

Round the following numbers to the nearest 10

You will only be drawing 4 lines

23 of 30

If you were to round to the nearest hundred…

Which number would be the smallest number that would correctly round to 300?

245

268

361

250

24 of 30

If you were to round to the nearest hundred…

Which number would be the smallest number that would correctly round to 300?

245

268

✔

361

250

25 of 30

122 120

136

125

129 140

130

Matching!

Round the following numbers to the nearest 10

You will only be drawing 4 lines

26 of 30

122 120

136

125

129 140

130

Matching!

Round the following numbers to the nearest 10

You will only be drawing 4 lines

27 of 30

If you were to round to the nearest hundred…

Which number would be the smallest number that would correctly round to 500?

432

450

412

536

28 of 30

If you were to round to the nearest hundred…

Which number would be the smallest number that would correctly round to 500?

✔

432

450

412

536

29 of 30

245 200

375

250 300

382

275 400

Matching!

Round the following numbers to the nearest 10

You will only be drawing 5 lines

30 of 30

245 200

375

250 300

382

275 400

Matching!

Round the following numbers to the nearest 10

You will only be drawing 5 lines