Fractions
Where is the denominator in a fraction?
The bottom of the fraction
3 girls for every 4 boys is a _________ that compares the proportion of girls to boys.
The product of two identical whole numbers is called what?
A perfect square
In multiplication, we can use repeated _______ to figure out the total.
Addition
Where is the numerator in a fraction?
The top of the fraction
Rate
42 = 16
or
4 x 4 = 16
In division, we can use repeated _________ to figure out the total.
Subtraction
What does it mean if two fractions have a common denominator?
The number at the bottom of the fraction is the same for both fractions.
A ________ is a ratio where the second term is 100.
The ________ of a number is the number that we multiply by itself to result in that original number.
Square root
If we want to know how many full weeks there are in 35 days, we _________ 35 by 7.
What is a fraction called if they take up the same part of a whole or wholes?
Equivalent Fractions
The word _______ is often used to describe rates.
Per
Example: Kilometers PER hour
24 means that 2 is __________ by itself 4 times.
If we want to know how many muffins are in 6 boxes of 12 muffins, we ___________ 12 by 6.
Multiply
To add or subtract two fractions, what do they need?
A Common Denominator
When the ratio or percent is written in a form where the two parts have no common factor, the ratio is in ________ terms.
Lowest
Example: The lowest equivalent term for 50:100 is 1:2
What is the Pythagorean Theorem and what is it used for?
a2 + b2 = c2
It is used to find the side lengths of a right triangle.
How many cookies do we need if we want 12 people to each have 2 cookies?
12 x 2 = 24
24 cookies