Number Sense
If the diameter of a circle is 24, what is the radius?
Radius is 12
Create an equation for the following sentence. Use n to represent a number or your variable:
3 times a number is 15.
3n = 15
What is a flip?
What is a slide?
What is a spin?
Flip is a Reflection
Slide is a Translation
Spin is a Rotation
What is the mode of these numbers?
14, 12, 13, 14, 10, 15, 16, 14
Mode is 14
Moses buys a golf glove for 12.75 and a bucket of golf balls for 22.50. How much did he spend?
35.25
Create an equation for the following sentence. Use n to represent a number or your variable:
2 less than 4 times a number is 28.
4n - 2 = 28
True or False: A perpendicular line is two lines that are the same distance apart and never touch.
False: A parallel line is two lines that are the same distance apart and never touch.
What is the range of these numbers?
14, 12, 13, 14, 10, 15, 16, 14
Range is 6
Mary bought 5 kg of cherries for 5.25$. How much does 1 kg of cherries cost?
1 kg of cherries is 1.05$
Describe the pattern in the following numbers:
2, 5, 8, 11, 14, 17
What would the seventh number be if you followed the pattern?
The pattern is you add 3 each time or the numbers are going up by 3.
The seventh number would be 20.
What is the difference between an angle bisector and a perpendicular bisector?
Angle bisector: divides an angle into two equal parts
Perpendicular bisector: divides a straight line into two even halves and forms a right-degree angle (⊥).
150 Grade 7 students voted for their favourite ice cream flvaours. Here are the results:
Strawberry = 25, Vanilla = 50, Chocolate = 50, Birthday Cake = 15, Bubble Gum = ?
How many students voted for Vanilla? Represent your answer as a fraction, ratio, decimal and percentage.
1/3, 1:3, 0.33, 33%
Put the fractions in order from least to greatest:
1 1/4, 15/3, 1/3, 2 1/8
Hint: use decimals or whole numbers
1/3, 1 1/4, 2 1/8, 15/3
or
0.33, 1.25, 2.125, 3
What is the value for c?
2c - 7 = 11
c = 9
Sam draws a square in the first quadrant and rotations the square 180 degrees clockwise. What will the values of the x and y coordinates be? Positive or Negative?
Ex: (+X , +Y)
The square will end up in quadrant three, which has a negative x value and negative y value: (-X , -Y)
150 Grade 7 students voted for their favourite ice cream flvaours. Here are the results:
Strawberry = 25, Vanilla = 50, Chocolate = 50, Birthday Cake = 15, Bubble Gum = ?
How many students voted for Bubble Gum? Represent it as a fraction or ratio.
10 students voted for bubble gum.
1/15 or 1:15
Put the numbers in order from least to greatest:
-2, 0.85, 0.4, 1/2, 0, 4
-2, 0, 0.4, 1/2, 0.85, 4
What is the value for h?
(2+h)/5 = 10
h = 48
A shape is drawn in the fourth quadrant. The shape is reflected through the x-axis and then rotated 90 degrees counterclockwise. What quadrant does it end up in after the two transformations?
The shape is in the second quadrant. The reflection moves it to the first quadrant and then the rotation spins it into the second quadrant.
The lifeguards at mac island are voting for the best lifeguard. 1/4 vote for David, 1/2 vote for Julian and 1/5 vote for Olivia. How many lifeguards DID NOT vote?
Hint: Find a common denominator for all three fractions. The common denominator is not 50 and not 100.
13 out of 60 lifeguards did not vote or 22% of the lifeguards did not vote.
4, 2, and 5 can all be multiplied to be turned into a denominator of 60.