Eureka Mid-Module 4 Review

Which answer choice represents equivalent expressions that show the relationship between multiplication and addition?

• 5x3

  3+3+3+3+3

• 5+2

  2x2x2x2x2

• 6+6+6+6

  3 x 6

• 7x3

  7x7x7

• 20-x-x-x-x=0

  x=5

• x+x+x+x=20

  x=5

• 20-x-x-x-x-x=0

  x=5

• 20-x=0

  x=5

Write in exponential form.

3x3x3x3x3x3

• 18

• 12x12

• 12x2

• 2x12

• 12+12

• 20

• 625

• 29

• 64

• 21

• 57

• 85

• 232

• 50

• 92

• 27

• 9

• 18

• 31

• 46

• 64

• 4

• 24

The formula v= l x w x h represents the volume of a right rectangular prism, V, with length l, width w, and height h. Which expression represents the volume with a length of n feet, a width of n feet, and a height of 5 feet?

• n x 5 x n x n

• n x n x 3

• n + n +5