12/5/13

6th Grade 12/5/13

Essential Question: How do I evaluate algebraic expressions?

Opening: Applying order of operations to expressions

Work Session: Expressions IXL Lab

Vocabulary: algebraic expression, variable

Standard: Write, read, and evaluate expressions in which letters stand for numbers.

Homework: evaluate if x=3

1. 2x + (3x -2x)

2. x + 3x + 9

3. 5x + 2x - 18

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1. http://www.ixl.com/math/grade-6/write-variable-expressions-to-represent-word-problems

7th grade 12/5/13

Essential Question: What are proportions?

Opening: Proportion video

Work Session: Proportion scavenger hunt

Homework: Are these proportional

 

8th Grade 12/5/13

Essential Question: How do I use the Pythagorean Theorem?

Opening: Fibonacci number

Work Session: Pythagorean Nautilus

 

Homework:

1.a=17.5 b=? c=23.5

2.a=? b=19.5 c=24.5

3.a=12.5 b=? c=27

First,

Read the definition: http://www.mathsisfun.com/numbers/fibonacci-sequence.html

Video: https://www.youtube.com/watch?v=GoNldJAscqs

Then complete the pythagorean nautilus