Comparing+and+Scaling+10-11

Class Jobs A/C - Tasnim LCD - Andrea Timer (breaks) - Sid BBoard - Ishita, Adam, Salimata, Jeremiah Computer Monitor - Milan Recycler / Paper people- Emaad, Tasnim Word Wall - Sakib, Tim Supply Monitor - Mark, Riley Note Taker - Jae Sung Snack master ( Day 3) - Bryan Photographer - Caroline, Sarina

Comparing and Scaling

Big Idea Many important practical and mathematical applications involve comparing quantities of one kind or another; it is important to know which method to use and how we should use them.

** Investigation 1 Essential Question - **What methods are there for comparing quantities? 1.1 Writing Ads - 1.2 Targeting an Audience -1.3 Getting the Message Across -Mathematical Reflections, p. 15 -

Investigation 2 Essential Question:  How can we use percentages to compare different sets of data? 2.1 Comparing Leisure Activities - 2.2 Comparing Your Class to the Nation - Sid Mathematical Reflections, p. 25 -

** Investigation 3 Essential Question: **  How can I use a proportion to increase or decrease the size of an image or quantity? @3.1 Mixing Juice - 3.2 Helping the Cook - Milan 3.3 Sharing Pizza - Mathematical Reflections, p. 36 -

** Investigation 4 Essential Question: ** How can I use a unit rate to make a prediction? 4.1 Comparing Fuel Economy - 4.2 Using Unit Rate - Bryon 4.3 Solving Problems with Rates - 4.4 Buying Beads - Kristian Mathematical Reflections, p. 51 - Tim

** Investigation 5 Essential Question: ** How are rates, ratios and proportions related and how are they different? 5.1 Estimating the Size of a Crowd - Caroline 5.2 Estimating a Deer Population - Mark 5.3 Finding Population Densities -Emaad 5.4 Comparing the Dakotas - Sarina 5.5 Predicting Traffic Jams - Riley Mathematical Reflections, p. 64 - Sakib

Which comparing strategies work best in which situations? 6.1 Scaling Up or Down - Tasnim 6.2 Using Rules of Thumb - Adam 6.3 Selecting Delegates - Jae Sung Mathematical Reflections, p. 81 - Andrea
 * Investigation 6 Essential Question:**

__ Comparing and Scaling Vocabulary __

Population Density Rate Ratio Scale, Scaling Unit Rate Decimal Difference Equation Equivalent ratio Fraction Graph, Coordinate graph Percent Scale Factor Proportion [|Comparing Scaling Vocab definitions Teacher.pdf] [|Comparing Scaling Vocab definitions Student.pdf]