Number Sense Test Review 5 th Grade Mrs. Kelly. Define the following vocabulary terms. Standard form Exponent Exponential notation.

Number Sense Number Sense Test ReviewTest Review

55thth Grade GradeMrs. KellyMrs. Kelly

Define the following Define the following vocabulary terms.vocabulary terms.

• Standard form

• Exponent

• Exponential notation

AnswersAnswers• Standard form: A number written

with one digit for each place value.

• Exponent: tells us how many times to use the base number as a factor.

• Exponential notation: a way of writing a number using exponents.

Use complete sentences Use complete sentences and examples in your and examples in your

answer.answer.

• Explain the difference between expanded form and expanded notation.

AnswerAnswer Expanded form is a way to write

numbers that shows the value of each digit. 56,319 = 50,000 + 6,000 + 300 + 10 + 9. Expanded notation is a way to write numbers that shows each digit times the corresponding place value. 56,319 = (5·10,000) + (6·1,000) + (3·100)+ (1·10) + (9·1)

Compute. (Simplify)Compute. (Simplify)• 82

• 40

• 63

• 35

AnswersAnswers

• 64

• 1

• 216

• 243

Write the following numbers Write the following numbers in standard form.in standard form.

• Four billion eight hundred three thousand five hundred thirteen

• 200,000,000,000 + 80,000,000 + 400,000 + 900 + 70 + 6

• (4 · 102) + (6 · 109) + (3 · 106) + (1 · 103) + (8 · 100) + (7 · 108)

AnswersAnswers• 4,000,803,513

• 200,080,400,976

• 6,703,001,408

Write the following Write the following numerals in word form.numerals in word form.

• 389,000,751,462

AnswerAnswer

• Three hundred eighty-nine billion seven hundred fifty-one thousand four hundred sixty-two

Answer the following questions Answer the following questions about the number:about the number:

8,036,175,429

What period is the 1 in?What is the value of the 8?What place value is the 0 in?What period is the 4 in?What is the value of the 3?What place value is the 6 in ?

AnswersAnswers8,036,175,429

thousands8,000,000,000hundred millionsones30,000,000 millions

Respond to the following Respond to the following questions.questions.

• How many 10,000’s are in 100,000,000?

• How many 1,000,000’s are in 10,000,000,000?

• How many 1,000’s are in 10,000,000?

AnswersAnswers

THEY ARE ALL 10,000!!!! What a coincidence!

Answer the following Answer the following question.question.

Suppose there are one hundred billion pennies in pile A and ten million pennies in pile B, how many times greater is pile A than pile B?

AnswerAnswer

10,000 times greater! Surprise, surprise!

Compute. (Simplify)Compute. (Simplify)• 108

• 103

• 100

• 104

AnswersAnswers• 108 = 100,000,000

• 103 = 1,000

• 100 = 1

• 104 = 10,000

Write the following numbers Write the following numbers using exponents.using exponents.

• 10,000,000

• 100,000,000,000,000

• 10

• 100,000

AnswersAnswers• 107

• 1014

• 101

• 105

Congratulations!Congratulations!

This is the end of part I of the review for the Number Sense Test. We will now review the rest of the skills and concepts for part II of the Number Sense Test. Keep studying and practicing!!!!!! I am so proud of you, you are doing great!