CC2 Algebra Tiles

What do we call these math tools?

• Fred, Bob, George, and Annie

• Algebra Tiles

• Integer Tiles

• "Late for dinner!"

What term is represented by the algebra tiles?

• 6

• -6

• 6x

• -6x²

What is the area of these tiles? (Simplify.)

• x² + 2x + 2

• 2x² + 2x + 2

• 3x² + 2

• 4x + 7

Simplify.

• 2x² + 2x + 3

• 4x² + 3

• 4x + 3

• 2x² + 3

Which equation does this set of algebra tiles represent?

​ (a)  

• 4x+3=11

• 3x+4=11

• 7x=11x

• 7x=11

• 7=11x

• x+1=1

Answer explanation

Tags

7.11.A

An equation is modeled using algebra tiles. Which vale of x makes the equation true? ​ ​ ​ (a)  

• x=7

• x=-13

• x=-7

• x=13

An _______________ is a manipulative whose area represents a constant (number) or variable quantity. The _________________(s) used in this course consist of large squares and rectangles. The smallest squares are called “unit tiles”.

• Algebra tile

• Variable

• Expression

• Term

What expression does this diagram represent?

Mathematical Equivalence

OFF

Tags

CCSS.7.EE.A.1

Answer explanation

Tags

7.11.A

What expression does this diagram represent?

Mathematical Equivalence

OFF

Tags

CCSS.HSA.CED.A.3