Expressions 6th grade

What is  written as a product of the same factor? $6^4$  

• 4 x 4 x 4 x 4 x 4 x 4

• 6 x 4 

• 6 x 6 x 6 x 6 

• 6 + 6 + 6 + 6

What is 7 × 7 × 7 written using an exponent?

• $3^7$

• 343

• 7 x 3

• $7^3$

18 + 2 × 3

• 60

• 56

• 24

• 23

 $2^4\ -3+2\times5$  

• 75

• 23

• 35

• 15

 $11\times12+3^3\div3$  

• 141

• 135

• 53

• 47

 $\left(2^5-4\right)-3\times\left(2+1\right)$  

• 75

• 51

• 7

• 19

 What is the value  $5+2n$   of if n  $=\frac{3}{4}$  

•  $1\frac{1}{2}$  

•  $5\frac{3}{4}$  

•  $6\frac{1}{2}$  

•  $7\frac{3}{4}$  

Which property is illustrated by the statement 3 · 1 = 3?

• Associative

• Commutative

• Distributive

• Identity

Which of the following is equivalent to 5 · (7 · 4)?

• 35

• (5 · 7) · 4

• 5 · (4 · 4)

• 5 + (7 + 4)

Which of the following is the factored form of the expression 20 + 16?

• 2(10 + 8)

• 4(5 + 4)

• 4(2 + 3)

• (5 + 4)