Stem 1: Number Sense

Stem 2: Patterns and Relations

Stem 3: Shape and Space

Stem 4: Probability and Statistics

RANDOM

100

(-4) x (2) x (-5) / (-2)

-20

100

A graph creates a straight line after the function was plotted. The relation is said to be...

linear

100

What is the Pythagorean Theorem formula?

a2 + b2 = c2

100

What is the difference between theoretical and experimental probability?

Theoretical is what should happen, experimental is what actually happens.

100

What was the first unit we did in math this year?

Congruency and Transformations

200

3/6 x 4 1/2 is...

2 1/4

200

Solve 4x + 8 = -8

x = -4

200

What does it mean to be congruent?

Shapes that are the same size and shape, orientation does matter.

200

What is the probability of flipping a heads and rolling an odd number?

1/2 x 3/6 = 1/4

200

Who are the grade 9 math and science teachers?

Ms. Hampton, Mr. Anderson, Ms. Bessem, Ms, Waseem

300

There are 12 bananas and 5 apples in a fruit tray. If the deluxe fruit tray has 48 bananas, how many apples will it have?

20

300

Five parents donate an equal amount of money to the school. There is also a donation from a company for $500. If the total amount of money donated was $1000, how much money did each parent donate?

$100

300

Name all 15 perfect squares.

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

300

What kind of data is a line graph used for?

Data that has change over time.

300

Name a concept we learned in math that relates to something we learned in science. Discuss the connection!

Answers may vary

400

A rectangular table is 16ft by 4ft. John wants a square table with the same area as the rectangular one, to fit his space better. What side lengths does he need for his square table?

8ft

400

Solve the following.

9(x - 1) = -36

What is -3?

400

A cylinder has a radius of 10cm and a height of 2cm. The volume of the cylinder is...

What is 628 cm cubed.

400

A student in grade 8 used a bar graph to represent the time he spent on studying for each exam, out of his total study time. His teacher said there is a better type of graph he could have used. What type of graph should he have used instead and why?

Circle graph as it represents part of a whole

400

Discuss a connection between 2 math units. Detail must be included.

Answers may vary.

500

A side of Ari’s aquarium is a square with an area of 190 square inches. The number of inches of each side is between these two whole numbers.

What is 13 and 14

500

This is an equation that matches the following statement. Six less than four times a number is two more than three times that number.

What is 4n - 6 = 3n + 2

500

A rectangular prism has a width of 10 cm, a height of 4 cm, and a length of 6 cm. What is the surface area?

248 cm squared

500

A bag of marbles has 9 red, 4 blue, 12 green, and 5 yellow. A student wants to know the probability of pulling a red marble, then a green marble, without putting the first marble back.

9/30 x 12/29 = 108/870 = 54/435

500

Solve the following.

(-3) x (-9) - (1/2 x 4 2/3 + 0.5 x 2/3 x 4/8)

24 1/2