Ratios
In a classroom, there are 4 blue chairs and 5 red chairs. What is the ratio of blue chairs to red chairs?
4:5, 4 to 5 or 4/5
If 3 packages of pencils cost $6.00, how much does 1 package cost?
$2
PER in unit rate represents what number value?
1
%
In the number 23.45, which number is in the ones place?
3
What are ratios?
A comparison of two things
What is the operation mostly used in unit rate?
division
Equivalent/proportional means
Equal/the same
Convert 14/100 to a decimal
0.14 or .14
In the number 104.79, which number is in the hundreds place?
1
What are 3 ways to write a ratio?
: , to , /
How much is 0.09 as a money amount?
9 cents
What is a variable?
A letter that represents an unknown number.
Move the decimal two spaces to the RIGHT.
In the number 104.79, which number is in the hundredths place?
9
A fruit bowl has 13 apples and 12 bananas. Write the ratio of apples to the total number of fruit.
13:25, 13/25, 13 to 25
Maya ran 4 miles in 40 minutes. What was her unit rate in minutes per mile? (Please show your work)
10 minutes per mile
What does the word inverse mean?
Opposite
What is the percent for 1 whole?
100%
Add zeros AFTER the decimal
The key word when comparing part to whole ratios is...
total/whole/all
Store A sells 6 juice boxes for $3.00.
Store B sells 10 juice boxes for $4.55.
Which store is the better buy? Please show all work.
Store A: $0.50
Store B: $0.45 or $0.46
Store B is the better buy.
What are the two types of ratios?
Part to part and part to whole
Convert 150/10 to a decimal then a percent.
15 or 15.00 and 1500%
DAILY DOUBLE: In the number 1, 429, 783, what number is in the tenths place?
0