Chem 11 – Feb 18: Add & Subtract with Significant Figures

Quizzes back today – Many students are still having trouble with unit conversions. This is a major foundational skill for chemistry 11. Please take some time this weekend to review this important topic.


Web tutorial explaining unit conversions by dimensional analysis:

Today’s Lesson: Adding and Subtracting Significant Figures
Assignment: Workbook 1.8, Practice x,/,+,- Sig Figs & Start unit review

About Mrs. Dildy

I am a math and science teacher in the Saanich school district.
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