Hide the Pixels Activity from YouCubed

The objective is to hide the light grey squares.

How many light grey squares are there?

Tags

CCSS.6.G.A.3

The goal of this activity is to create a rectangle that covers up the light grey squares. You can use more than one rectangle. You can cover the white squares but you do not have to. You MUST cover ALL of the grey squares.

What is the TOTAL number of squares including the white squares?

Tags

CCSS.3.MD.C.5A

The total area of this figure is 64. The total area of the grey squares is 17. How many white squares are there?

Tags

CCSS.3.MD.C.5A

Are all of the grey squares covered by rectangles?

• Yes

• Maybe

• No

How many rectangles are there?

(Rectangles covering the image)

• 3

• 17

• 64

• 26

• 17

• 12

• 9

• 6

Tags

CCSS.6.EE.A.1

The area of the rectangles is the total number of squares the rectangle covers.

Which expression explains the area of the 3 rectangles?

• 8+8+10

• 1+1+1

• 5+7+5

• 8+8+8

Tags

CCSS.3.MD.C.6

The SCORE is

The number of rectangles squared PLUS the area of the rectangles.

Choose the expression that calculates the score

• 9+26

• 6+26

• 3+8

• 8+8+8

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

The SCORE is

The number of rectangles squared PLUS the area of the rectangles.

What is the score?

Same puzzle, different attempt.

How many rectangles are covering the grey squares?

• 64

• 2

• 17

• 3