Evaluating Numerical Expressions with Exponents

This video tutorial introduces numerical expressions and whole number exponents. It explains the concept of bases and exponents, demonstrating how exponents represent repeated multiplication. The tutorial includes examples and a word problem involving salary calculation using exponents, illustrating practical applications of the concept.

What is a numerical expression?

• A combination of numbers and letters.

• A combination of numbers and operators.

• A combination of numbers and variables.

• A combination of variables and operators.

Tags

CCSS.6.EE.A.1

Which of the following is a whole number?

• 2.5

• 3

• 1/2

• 0.5

What is the base in the expression 7^2?

• 49

• 2

• 14

• 7

Tags

CCSS.6.EE.A.1

What is the value of any number raised to the power of 0?

• The number itself

• 0

• 1

• Undefined

Tags

CCSS.8.EE.A.1

What is 5 to the third power?

• 25

• 125

• 15

• 75

Tags

CCSS.6.EE.A.1

How do you express 3 times 3 times 3 times 3 using exponents?

• 3^3

• 4^4

• 3^4

• 4^3

Tags

CCSS.6.EE.A.1

What is 2 to the fifth power?

• 64

• 128

• 16

• 32

Tags

CCSS.6.EE.A.1

If Tad's salary doubles every day starting from $1, how much does he earn on the 10th day?

• $256

• $512

• $1024

• $2048

Tags

CCSS.4.OA.C.5

What is the total amount Tad earns over 10 days?

• $512

• $4095

• $1023

• $2047

How do exponents help solve Tad's salary problem?

• By using the power of 3 for each day minus 1.

• By multiplying the salaries directly.

• By using the power of 2 for each day minus 1.

• By adding the salaries directly.

Tags

CCSS.6.EE.A.1