Comparing Expressions Legal Moves

When comparing expressions, what can you do if you have the same piece on the same part?

• Flipping

• Zero Pairs

• Remove from Both Sides

• Remove

Select the expressions that are equal to the Expressions Mat. Make sure to include ALL possibilities.
(Shaded tiles are +, white tiles are -)

• -2

Select the expressions that are equal to the Expressions Mat. Make sure to include ALL possibilities.

Which expressions are equivalent to the perimeter of the shape?

• A

• B

• C

• D

Tags

A-SSE.1

• A

• B

• C

• D

• A

• B

• C

• D

• A
• B
• C
• D

• F

• G

• H

• J

• 2

• 4

• 8