Comparing+and+Scaling+0910

Comparing and Scaling  The 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: Making Comparisons __ __ Essential Question: __ __ // What methods are there for comparing things? //____ 1.1 Writing Ads - Sahil __  __ 1.2 Targeting an Audience - Naasik __  __ 1.3 Getting the Message Across - Lucy __  __ Mathematical Reflections, p. 15 - Siena __  __ Investigation 2: Comparing by Finding Percents ____ Essential Question: __ __// What methods are there for comparing things? //__ __ 2.1 Comparing Leisure Activities - Arya __  __ 2.2 Comparing Your Class to the Nation - Dwayne __  __ Mathematical Reflections, p. 25 - Sahil __  __ Investigation 3: Comparing by Using Ratios ____ Essential Question: __ __// What methods are there for comparing things? //__ __ 3.1 Mixing Juice - Wouter __ __ 3.2 Helping the Cook -Safwan __  __ 3.3 Sharing Pizza -Ajwad __  __ Mathematical Reflections, p. 36 -Rhianna __  __ Investigation 4: Comparing by Finding Rates ____ Essential Question: __ __// What methods are there for comparing things? //__ __ 4.1 Comparing Fuel Economy - Siena __  __ 4.2 Using Unit Rate - Samridhi __ <span class="wiki_link_ext">

__ 4.3 Solving Problems with Rates -Sabina __ <span class="wiki_link_ext">

__ 4.4 Buying Beads - Bhabesh __ <span class="wiki_link_ext"> __ Mathematical Reflections, p. 51 -Arya __ <span class="wiki_link_ext"> __ Investigation 5: Estimating Populations & Densities ____ Essential Question: __ __// What methods are there for comparing things? //__ __ 5.1 Estimating the Size of a Crowd - Lamiya __ <span class="wiki_link_ext"> __ 5.2 Estimating a Deer Population - Wouter 5.3 Finding Population Densities -Sanju 5.4 Comparing the Dakotas -Abdi 5.5 Predicting Traffic Jams -Daksh Mathematical Reflections, p. 64 -Rhianna Investigation 6: Choosing Strategies ____ Essential Question: __ __// What methods are there for comparing things? //__ __ 6.1 Scaling Up or Down -Ajwad 6.2 Using Rules of Thumb - Lucy 6.3 Selecting Delegates ____ -Melisa __ __ Mathematical Reflections, p. 81 - Bhabesh __

<span style="display: block; font-family: 'Arial Black',Gadget,sans-serif; font-size: 150%; text-align: center;">Comparing and Scaling Vocabulary Decimal Difference Equation Equivalent ratio Fraction Percent Population Density Proportion Rate Ratio Scale Scaling Scale Factor Unit Rate