Bring a Calculator from now on!!

**Homework has been extended one week. Not due till Jan. 30th**

**Tool Kit Check Jan. 30th Homework Jan16-22 Challenge ( optional)**

Lesson 1: Introduce “Replacing Letters with Numbers” One Variable Evaluation

Lesson 2: Practice with Substitution of numbers for letters Two Variable Evaluation

Lesson 3: Real applications and formulae With Formulae

Lesson 4: Practice with advanced order of operations Celcius vs. Farenheight