Unit 2, Day 2

Agenda

1. Number talk: Number Strings — powers in your head, one small step at a time
2. Random groups — convince a skeptic that $2^0=1$ and that $2^{-3}$ is not negative
3. Consolidate: Exponent Laws — rebuilt from patterns, zero and negatives included
4. Check your understanding: Exponent Laws Practice
5. Journals returned — read your feedback before you leave

Things to do before our next class

• Journal: the exponent law your group defended at the boards, in your own words.