Proportion Word Problems Wednesday, December 1, 2010 Math Workshop 3 rd Period.

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Presentation transcript:

Proportion Word Problems Wednesday, December 1, 2010 Math Workshop 3 rd Period

Agenda Bell Ringer Review PowerPoint on Proportion Word Problems Review Homework (Students will come to the board) Exit Slip Practice Mixed Numbers (Group Work or Independent)

Objective By the end of the unit, students will be able to add, subtract, divide, and multiple fractions, convert improper fractions to mixed numbers, find squares and square roots, solve proportions and ratios, find fractions to their lowest term, convert decimals to fractions and percents, and use scientific notation.

1. What is the sum of 2 3/4 and 2 ½ ? / ¼ 4. 5

2. What is the difference of 4 2/3 and 1 1/9 ? / / /9

3. What is the √265?

4. What is 9 5?

5. What is ¾ ÷ 5? 1. 3/

6. If you buy two watermelons for $5.00 and you need to buy 10 watermelons, how much money would you need? Remember – set this up as a proportion! 1. $25 2. $ $40 4. $10

7. Is the ratio a proportion? 3 = yes 2. no

Class Work 1. If you can buy one can of pineapple chunks for $2 then how many can you buy with $10 ? 1 (pineapple) =X (pineapple) $2 $10

Class Work One jar of crushed ginger costs $2. How many jars can you buy for $4? 1 (ginger) = X (ginger) $2 $4