Unit 5 Review

Exponents

100

10⁵

100000

200

100,000 is what as an exponent? 

10⁵

300

What is 1,000 as both an exponent and using multiplication 

10 x 10 x 10

10³

400

Does 10⁵ = 50

Explain why or why not 

AMV

500

What is 10³ + 10⁵

1000 + 100000

101000

Estimation

100

Estimate the product

39 x 10

40 x 10 = 400

200

Estimate the product

49 x 31

50 x 30 = 1500

300

Estimate the product

1580 x 28

2000 x 30 = 60000

400

Estimate the following 

890 x 912

900 x 900 = 810,000

500

Estimate the following product

27 x 37 x 18 x 31

30 x 40 x 20 x 30 = 720,000

Multiplying with exponents

100

Find the product

What is 37 x 10²

370

200

Find the product 

what is 234 x 10⁴

2340000

300

Find the product

307 x 10⁴

3070000

400

Which is greater 

35 x 10⁴

or 

350 x 10³

They are the same 

500

What is 

245 x 10³  + 65 x 10⁵

245000 + 6500000=

6745000

3/4 digit by 1 digit

100

Find the product

314 x 3

942

200

Find the product

4142 x 2

8,282

300

952 x 7

6,664

400

Find the product

8765 x 8

70,120

500

Find the product

9999 x 9

89,991

2 digit by 2 digit

100

Find the product( use area model or turtle method/standard algorithm)

56 x 10

5600

200

Find the product( use area model or turtle method/standard algorithm)

22 x 12

264

300

Find the product( use area model or turtle method/standard algorithm)

312 x 20

6,240

400

Find the product( use area model or turtle method/standard algorithm)

176 x 32

5,632

500

Find the product( use area model or turtle method/standard algorithm)

123 x 45

5,535

Word Problems

100

Mrs. Knight is able to grade 5 questions every minute. If she spent 215 minutes grading, how many questions did she grade? 

1,075 questions 

200

Drake is at a baseball game with his friends. He is hungry and wants to get food for everyone. He buys 6 hamburgers, and 8 chicken sandwiches. One hamburger costs $10, and one chicken sandwich costs $8. How much did he spend on food?    

$124

300

Quinton likes to do jigsaw puzzles in his spare time. He has completed 12 puzzles over the past month. If each puzzle he completed has 750 pieces. How many pieces does he have in total? 

9,000 pieces

400

Tristin is decorating his office for the holidays. He can place 127 decorations every hour. If he works for 12 hours, how many decorations can he place? 

1,524 decorations 

500

Kairi is preparing for her art project. In total she needs to make 56 tulips and 24 roses. Each tulip needs 24 petals, and each rose needs 9 petals. How many petals are needed in total to complete her art project

1,560 petals