Number Sense
How do you say the following number?
8.432
Eight and four hundred thirty-two thousandths
An angle that measures between 90 and 180 degrees is called what?
An obtuse angle
n * 5 = 35
n = 7
What is the probability of rolling an even number on a number cube?
3/6, 1/2, 50% or .5
140, 125, 110, 95, ____ , _____, _____
80 , 65 , 50
4256 x 100 =
425 600
All of the interior angles of a quadrilateral add up to what amount?
360 degrees
n - 10 = 6
16
A bag contains 5 blue marbles, 7 red marbles, and 12 yellow marbles. What is the theoretical probability of pulling a red marble from the bag?
7/24
What is the pattern rule for the following pattern:
6, 10 , 15, 21, 28, ...
Start at 6. Add 4. Increase the amount you add by 1 each time.
965 x 0.5 =
482.5
Between 180 and 360 degrees
2n + 5 = 9
n = 2
A spinner has 4 red, 2 blue, 3 green and 1 purple space. What is the theoretical probability (as a fraction, decimal, and percent) of spinning a blue space?
2/10 = 0.2 = 20%
Write the pattern rule algebraically (example: Term #. x __)
7, 14, 21, 28, ...
Term # x 7 (or 7n)
What is the divisibility rule for numbers that can be divided by 6?
The number must be an even number and must the digits must add up to a multiple of 3 (also divisible by 3).
What is the formula for calculating the area of a triangle?
A = b x h / 2
6n + 4 = 2n + 16
n = 3
A lunch stand sells hotdogs and hamburgers. Customers are given the choice of either ketchup, mustard, or relish as toppings and either juice or soda for a drink. How many different combinations can be sold at the lunch stand?
12
Write an algebraic pattern rule for the following pattern
3, 5, 7, 9, ...
Term 3 x 2 + 1
2 x 2 x 2 x 3 x 5
What is the formula for calculating the area of a trapezoid?
A = (base 1 + base 2) x h /2
150 - 2n < 100
n < 25
What is the likelihood that Ms. Hiddema will catch a fish this summer?
Unlikely :)
Write an algebraic pattern rule for the following pattern.
1, 5, 9, 13, 17...
Term # x 4 - 3 (or 4n - 3)