$200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 RoundingEstimation Large Numbers (not on test) Place Value Exponents

Explain how to solve the problem below using complete sentences. Martha is on her way to the mall to buy some new school clothes. She has $ in her purse. Martha wants to buy sneakers for gym class that cost $84.23, she also wants a new shirt for the first day of school that costs $ What should she do to decide if she has enough money? Should she round each price or should she estimate? Give an approximate answer. FINAL JEOPARDY C1 final

Answer to Final Jeopardy

The eight is in the ______ place? 27, C1 $100

Tenths place C1 $100

In your own words what is the definition of Place Value? C1 $200

A digit in a specific location of a number C1 $200

27, The 2 is in the ___ ______ place. C1 $300

27, The 2 is in the ten thousandths place. C1 $300

What is the place value of each yellow number? 20,123,642,000.7 C1 $400

0 billions 3 millions C1 $400

Create a number that includes the place value in the hundred trillions & read it. C1 $500

000,000,000,000,000 C1 $500

C2 $100 6 ² What is the base number? What is the exponent?

C2 $100 Base number – 6 Exponent - ²

C2 $200 3 ● 3 ● 3 Is equivalent to what?

C2 $200 3 ³

C2 $300 9² When solving using __________ ___________, it looks like this: 9 ● 9

C2 $300 9² When solving using repeated multiplication it looks like this: 9 ● 9

C2 $400 Solve: 3º

C2 $400 3º= 1

C2 $500 Which answer is greater, 7² or 2? Explain

C2 $500 7² = 7 ●7 = 49 2= 2 ● 2 ● 2 ● 2 ● 2 ● 2 ● 2 = 128

C3 $100 In your own words what is the definition of rounding?

C3 $100 An approximate answer, the specific place value is given.

C3 $200 Round to the nearest ones place. - How do you know, besides the fact that is says round, that this question is asking to round?

C3 $200 The question is asking to round to a specific place value.

C3 $300 Round to the nearest hundredth

C3 $

C3 $400 TRUE OR FALSE….. when rounded to the nearest tenth is 24.

C3 $400 FALSE 23.9

C3 $500 After looking at rounding and estimation would you say they are more similar or different?

C3 $500 Similar Don’t get an exact answer Number changes 5 or greater round up, less than 5 round down Different Estimation is easier numbers to work with Rounding is more accurate and gives you a specific place value

C4 $100 In your own words what is the definition of estimation?

C4 $100 An approximate answer that uses “easier” numbers that are close in value.

C4 $200 Estimate 23.2 ● 3.5

C4 $200 Possible Answers: 23 ● 4 = ● 4 = 80

C4 $300 Estimate 346 ÷ 72

C4 $ ÷ 70 =5

C4 $400 Estimate: – 6.54= =

C4 $400 Possible Answers: 20-7=13, 24-6= =17, 10+5=15

C4 $500 Which is more accurate rounding or estimation? Explain your answer in a complete sentence.

C4 $500 Rounding is more accurate because you are asked to round to a specific place value. Estimation is a number close in value but easier to solve.

C5 $100 Define standard notation. Give an example.

C5 $100 When a number is written as a number. Example: 200,000

C5 $200 Define number-and-word notation. Give an example.

C5 $200 When a number is written using numbers and words. Ex: 1.2 billion

C5 $300 Convert to standard notation, 1.2 million

C5 $300 1,200,000

C5 $400 Convert to number and word notation 300,000

C5 $400.3 million

C5 $500 Convert to number-and- word notation 2,123,000,000,000

C5 $ trillion

This Jeopardy game was created by Mr. Frommann Now use this information to study for your test!!!