Unit 5 - Rational Numbers
Calculate the value of the expression without using a calculator.
4.5 + (-4.5)
0
Simplify the following expression to two terms.
5x - x + 10 + 2x - 6
6x + 4
Classify the triangle by side and angle measures.
A triangle with all 60-degree angles.
Acute Equilateral
The probability it will rain tomorrow is 15%. Describe the likelihood that it will rain.
unlikely
What is Ms. Zimmerman's favorite number?
12
Calculate the value of the expression without using a calculator.
2.3 + (-4.9)
-2.6
Simplify the following expression to two terms.
5(3x-2)
15x - 10
Classify the triangle by side and angle measures.
A triangle with two sides that are the same length and the largest angle is 140 degrees.
Obstuse isosceles
A spinner has 5 equally sized sections labeled 1 - 5. What is the probability the spinner lands on 2 or 3?
2/5
What is Ms. Zimmerman's favorite color?
Blue
Calculate the value of the expression without using a calculator.
60 - (-80)
140
Simplify the following expression to two terms.
-4(x + 2) − 2x + 4
-6x - 4
Classify the triangle by side and angle measures.
A triangle with angle measurements of 30 degrees, 60 degrees, and 90 degrees.
Right scalene
How many ice cream sundaes are possible if you can choose one item from each category below?
Flavor: Vanilla, chocolate, strawberry
Topping: Sprinkles, oreo crumbs, whipped cream
Sauce: hot fudge, caramel, none
27 sundaes
What's the capital of Pennsylvania?
Harrisburg
Calculate the value of the expression without using a calculator.
-2 * 3.2
-6.4
Solve the following equation.
2x + 5 = 17
x = 6
An isosceles triangle is drawn so that two angles are 45 degrees. What is the measurement of the other angle?
90 degrees.
Change the following sample to make it random.
Elena would like to know the average speed that people drive on her street. She tracks the speed of 12 of her neighboors cars with a speedometer.
She can track the speed of 12 random cars by recording the speed of every 10th car that passes by.
What is James' favorite food?
Pizza
Calculate the value of the expression without using a calculator.
(-2/3) ÷ (-1/2)
4/3
Solve the following equation.
6x - 2(2x+1) = 20
x = 11
Draw and label a triangle with the following measurements.
70 degree angle, 70 degree angle, 40 degree angle.
5 unit side, 5 unit side, 3 unit side.
The basketball coach says that based on Noah's free throws this season, Noah has a 3/4 probability of making each free throw. Describe the ways Noah could accurately simulate the number of free throws he will make in his next 6 attempts using a spinner.
Break the spinner up into 4 equal pieces. 3 of those are labeled make, and 1 is labeled miss. Spin the spinner 6 times and record the result.
What year did the first iPad come out?
2010