Motor Math (3-5-1) MondayJanuary 23, 2012 The Percent Proportion

SPI 2.6 Express the ratio between two quantities as a percent, and a percent as a ratio or fraction.

SPI 2.7 Use ratios and proportions to solve problems.

How does your test grade compare to the number of questions you answered correctly?

1.Write 77% as a fraction.2.What is 50% of 100? What is

65% of 186?3.Define: percent proportion,

percent of change, sales tax, and interesta)Show all formulas.

4.If you got 23 questions correct out of 25, what is the percentage you got correct?

We will have an Exit Ramp.

EXIT RAMP

You got 17 answers correct on a test that had 20 questions. What

is your percentage grade?

EXIT ONLY

EXIT 12E

Motor Math (3-5-2) TuesdayJanuary 24, 2012 The Percent Proportion

SPI 2.6 Express the ratio between two quantities as a percent, and a percent as a ratio or fraction.

SPI 2.7 Use ratios and proportions to solve problems. Describe different ways to compare if

students like a movie or not.

1.Savana made 17 field goals out of the 22 she shot during the last basketball game. What percentage of field goals did she miss?

2.A scientist mixes 100 mL of a solution that is 8% salt by weight with 200 mL of a solution that is 10% salt by weight. What percent salt is the resulting solution?

EXIT RAMPFriday, every one in five students went to the dance. What is the % of students that did NOT attend

the dance?

EXIT ONLY

EXIT 12E

Motor Math (3-5-3) WednesdayJanuary 25, 2012 Percent Practice

SPI 2.6 Express the ratio between two quantities as a percent, and a percent as a ratio or fraction.

SPI 2.7 Use ratios and proportions to solve problems.

What are different ways to use percentage in your life?1.During baseball practice, Fred hit .400. What is the percentage of time Fred hit the ball?

2.Sally bought a dress for $25.00. The original price was $35.00. What was the discount in %?

EXIT RAMPSheila made 27 out of 30 free throws in basketball practice.

What was the percentage of free throws she made?

EXIT ONLY

EXIT 12E

Motor Math (3-5-4) ThursdayJanuary 26, 2012 Relations & Functions

SPI 1.2 Generalize a variety of patterns to a symbolic rule from tables.SPI 3.2 Determine whether a relation (in various forms) is a function.

SPI 3.3 Given a table of inputs x and outputs f(x), identify the function rule and continue the pattern.

How do you know you are related to someone? 1.Justin had 79 girlfriends. He took 53 of them to the movies. What is the percentage of those he did not take to the movies?

2.Define (leave two lines for extra notes): relations, functions, function rule, function table, domain, range, independent variable, dependent variable, function notation

EXIT RAMPWhat is 45 out of 79 in percent?

Round to the nearest tenth.

EXIT ONLY

EXIT 12E