Ratios
The ratio of males to the total number of students in a science class is 12 to 36. What fraction of the class is male?
12/36= 1/3 male
Lucy has a package of 4 noise makers for $1.50. at this rate, how many packages will she need to buy so that all 16 people have 1? How much will her total be?
4 packages, 6 dollars
Compare the fraction using >, <, or =. -2/4 and -7/12
>
Tell me which fraction, decimal, or percent that isn't equivalent to the others: .40, 4/100, or 4%
.40
What is a ratio?
a comparison of two quantities expressed with a phrase such as "the ratio of 3 to 5" which means "3 for every 5" can be written as 3 to 5, 3/5, 3:5
2 out of 8 apples eaten. Tell me in fraction, decimal, and percent form.
1/4, .25, 25 percent
A package of four fancy hats costs 16 dollars. What is the unit price of a hat?
4 dollar per hat. For every 1 fancy hat the cost is 4 dollars
Find three numbers in between -.55 and -.54
-.541, -.542, -.543
How many thirds are in -2 and 2/3?
-8/3 so 8
What is a rate table?
a table that shows the value of a single item in terms of another item. it is used to show equivalent ratios of the two items.
Write a comparison statement for 3:1 in relationships to desks and chairs.
For every 3 desks there is 1 chair
Arrange the decimals in order from least to greatest: 5.00,.46,.046, .4, .04
.04, .046,.4, .46, 5.00
Decide whether the pair is equivalent or not equivalent: 10/12 and 3/4
not equivalent
20 correct out of 25 problems. Write this as a fraction, decimal, and percent
4/5, .8, and 80%
What does absolute value mean? Give an example.
the absolute value of a number is its distance from 0 to the number line. numbers that are the same distance from 0 have the same absolute value.
If you have a ruler and the "1/2" mark equals 5/10 what would 1 whole equal?
10/10
30 days out of 100 days. write this as a fraction and decimal
30/100, .3
Write the fraction as a decimal: -3 and 7/100
-3.07
Write the decimal as a fraction: .05
5/100
What is a rational number?
Name two equivalent fractions to 2/3.
4/6, 6/9, 8/12
A dozen plain hats cost $3.60. What is the unit rate of a hat?
30 cents
Write the decimal as a fraction and percentage: -0.7
-7/10 and 70%
What the fraction as a decimal: -18/27
-.66666 repeating
What are equivalent ratios?
ratios that are equal in value, but may have different numerators and denominators.