EE.4 - Identify when two expressions are equivalent (i.e., when the two expressions name the same number regardless of which value is substituted into them).
warm-up
Are the following expressions equivalent? Justify your answer.
12n + 10 2(6n + 5) 5n + 10 + 7n 7 + n + 5 + n + 10
12n + 10 2(6n + 5) 5n + 10 + 7n 7 + n + 5 + n + 10
mini lesson - independent work/share out/discussion
Click the button below to open up the document. Cut apart the equivalent expression cards and work with a team to match equivalent expressions. Each of the 10 sets will have 4 cards. For an extra challenge, try the true/false activity. The answer key for the team challenge is page #2 of the document. Good luck!
team challenge
Click the button below for the team challenge questions.