Unit 3 (ME: Addition, Subtraction, and Place Value)

Standard, Expanded, and Word Form/ Comparing numbers

100

What are the three signs used to compare numbers?

1. > greater than

2. < less than

3. = equal to

200

72,000  [   ]  45,987

356,526 [  ]  350,999

40, 521 [   ]  40,000 + 500 + 20 + 1

500,000 + 20,000 + 500 + 30 + 7 [  ]  52,547

1. >

2. >

3. =

4. <

300

Write these number greatest to least. 

90, 434    14, 188    9, 734    22, 647   90, 754

1. 90, 754   

2. 90, 434

3. 22,647

4. 14, 188

5. 9, 734

400

Write this number one hundred forty-three thousand six hundred 5  in standard and expanded form. 

standard: 143, 605

Expanded: 100,000 + 40,000 + 3,000 + 600 + 5

500

Write this number in word and expanded form. As well as draw it. 

1, 809

word: one thousand, eight hundred nine

expanded: 1, 000 + 800 + 9 

Place Value/ add 10, 100, 1,000, and 10,000 to a number.

100

What number is in the tens place? 

23, 678

7

200

Tell me the place value of every number. 

45, 892

4 = ten thousands

5 = thousands

8 = hundreds

9 = tens

2 = ones

300

Tell me the place value of every number. 

78, 201

7 = ten thousands

8 = thousands

2 = hundreds

0 = tens

1 = ones

400

Solve the following: 

100 more than 5, 729

100 less than 31, 591

1,000 more than 3, 096

5, 829

31, 491

4, 096

500

Solve the following:

1,000 less than 8, 765

10, 000 more than 76, 892

10,000 less than 33, 562

7, 765

86, 892

23, 562

I can round numbers.

100

What is the rule of rounding?

5 or higher round up 

4 or lower stays the same

200

Round each number to the tens place. 

387

451

390

450

300

Round each number to the hundreds place. 

3, 876

321

3, 900

300

400

Round each number to the thousands place.

5, 928

13, 425

6,000

13, 000

500

Round each number to the ten thousands. 

75, 908

624, 973

80,000

620, 000

Addition

100

Solve. 

234 + 343 

577

200

Solve. 

983 + 275=

1,258

300

Solve. 

567 + 388= 

955

400

Bob has 567 baseball cards. His friend Charlie gave him 484 more cards. How many baseball cards does Bob have now? 

1, 051 baseball cards

500

Ms. Dobratz earned 422 points in the first round of jeopardy. She earned another 398 points in the second round. Which is the most reasonable estimate of the total points Ms. D earned? 

500

600

700

800

800 points

Subtraction

100

Solve.

989 -234=

755

200

Solve. 

583- 165=

418

300

Solve. 

1,000 - 429= 

571

400

Solve.

720 - 286= 

434

500

Melissa has 811 stones. She gives 450 to her friend. How many stones does she have left?

361 stones