STAAR Reference Sheet
What is the formula for the Constant of Proportionality?
k = y/x
5 pounds of grapes cost $8.50. What is the cost per pound of grapes?
$1.70
What is the answer to: 5h - 5 = 25
6
What does the word "Difference" in Math mean?
To Subtract
What do the interior angles of a Triangle add up to?
180
What does Pi equal?
3.14
Marco went grocery shopping and his total came out to $76.68 after taxes. He handed the cashier a $100 bill. How much change did Marco get back?
$23.32
What is the answer to: 4t + 4 = 24
5
What does the word "Sum" tell you to do in Math?
Add
What is the rule for dividing fractions?
Keep, Change, Flip
What is the formula for the area of a triangle?
A= 1/2bh
A six-sided die is rolled. What is the probability that it lands on an even number?
3/6 or 1/2
What is the answer to 3y - 3 = 27
10
What does withdrawal mean in financial literacy?
money taken out of an account
What are Integers in Math?
Positive and Negative Numbers
What are supplementary angles?
Two angles that add up to 180 degrees.
A cube has a side length of 5 inches. What is the volume of the cube?
125 in3
What is the answer to: 6j + 6 = 36
5
What is the mean of this set of data?
12, 17, 22, 8, 1, 93
25.5
When Multiplying or Dividing a positive number to a negative number, will the answer be positive or negative?
Negative
What is the formula for Volume of a Prism?
V = Bh
("Volume equals area of the base times the height of the pyramid")
A circle has a diameter of 8 cm. What is the area of the circle?
50.24 cm2
What is the answer to:
x/5+10 =15
25
What kind of math does the word "Product" tell us to do?
Multiply
What operation does a Fraction Line ask you to do?
Divide