Factoring difference of perfect squares

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SWBAT factor differences of perfect squares.

Big Idea

Prime students' brains to see the patterns again with factoring differences of perfect squares.


10 minutes

Each day, students complete a Warmup that usually consists of spiraling the previous day's material, in addition to older material.  Warm-up problems also sometimes extend lessons that students have encountered before to more unfamiliar contexts.

Today's warm-up provide a "mixtape" of sorts to give kids a small amount of review daily that goes a LONG way toward retention of concepts.


Play of the Day

40 minutes


10 minutes


15 minutes

I want the students' confidence to remain high at this point of the unit, so this problem set has problems at an appropriate level of difficulty to help students stay in the groove:

HW147 Factoring difference of perfect squares