This unit is оne оf the Essentiаl Stаndаrds (ES) fоr Secondary Math 1. The content in this section is key to your future math success. Please do the following: Take notes on each lesson, and work out the Assignment questions. Do your best on each Assignment and Knowledge Check. Complete the questionnaire after both Knowledge Checks in this unit. Turn in your notes at the end of the questionnaire. You can include a link to a google doc or upload a picture. EXTRA CREDIT OPPORTUNITY: You can earn up to 5 extra points each time you turn in your notes.