Answers to homework.

Worth 12 points each.

6

6

(-2,2)

Day 2

Percent and Proportions

Translation

• Usually the problems we see are not translated into the percent problem format for us.

• We have to translate.

Key Words Used in Translation

• The word is usually signals the part

• The word of signals the whole

• The symbol % sometimes replaces the word percent.

What percent of 58 is 22?

What is 83 percent of 112?

46 is 27% of what number?

Basic Percent Rule

• The two numbers actually being compared are the part and the whole

=Part (is)

Whole (of)

%100

• The percent is always compared to 100

What percent of what number is what number?

Translation Format

whole part%?

=Part

Whole

%100

Ms. Taylor donated $112 of her paycheck to the Mountain Springs Hospital for Children. If her total paycheck is $560.00, what percent of her paycheck did she send to the Mountain Springs Hospital for Children?

Translation: What percent of $560 is $112

n

100

112

560=Part

Whole

%100

n 560 112 100560n 11200 n 20%560 560

partwhole%What percent of What number is what number?

Jennifer donated fourteen percent of the money she earned this summer to her local fire department. If she donated a total of $140 how much did she earn this summer?

Translation

14% of what number is $140 =140

n

14100

=Part

Whole

%100

14 14000n

$1000n

Sixty-eight percent of the animals in Big range national park are herbivores. If there are 794 animals in the park, how many are herbivores?

Translation

68% of 794 is what number

=Part

Whole

%100

=n

794

68100

Part%

Whole

Assignment

Worksheet #7Do the even problems on the top half of the

page.

Translate only, all the word problems on the bottom of the page. Do not solve.