+ and -
Solve:
-7 + 3 - 12 =
What is: -16
What is 25% of 80?
What is: .25 x 80 = 20
A circle has a radius of 12.5 inches. What is its diameter?
What is: 25 inches
In the equation, y = 4x+3, what would be the y-intercept -- in coordinates -- if graphed?
What is: (0,3)
A lion sleeps for 5 hours on Monday and sleeps one hour more for 7 nights. How many hours total does the lion sleep on the last night?
What is: 47 hours
5 hours on Monday; then, 6 hours x 7 nights = 42
5 + 42 = 47 hours total.
Solve: 7 - (6) + (-4) =
What is: -3
60 is what percent of 48?
What is: 60/48 x 100/1 = 6000/48 = 125
How many degrees is a right angle?
What is: 90 degrees
Would the equation y = -12x + 4 have a positive or negative slope if graphed?
What is: negative slope
In a class, 3/4 of the students are girls. What percentage of the class is boys?
What is: 25%
3/4 = 75%
75 + 25 = 100
25 = 25%
Solve: -8 x -6 x 2 =
What is: 96
What percent is larger?
-20% or 2.2%
What is: 2.2%
If one angle in a pair of supplementary angles is 75 degrees, what is the other angle?
What is: 105 degrees
One coordinate pair on a graph is (-4, -7). In what quadrant of the graph would this pair be located?
What is: quadrant 3
Ming walks 12 miles every month. If she keeps up this rate, how many miles would she have walked in 2 years?
What is: 288 miles
12 miles x 12 months in a year = 144
144 x 2 = 288
Simplify:
-7n + 4 -12n +6
What is: -19n + 10
40 is 70% of what number?
57.1
40 x 100 / 70 =
4000/70 = 57.1
A square is a type of quadrilateral:
True or False
What is: TRUE
Name a coordinate pair for a line with a slope of 2 when you are given the coordinates: 3, 4
What is: (4, 6) or (2, 2) Examples
What number is 7 more than twice the sum of 15 and 8?
What is: 53
the sum of 15 and 8 is 23; twice the sum is 46; 7 more than this is 53.
Jojo began her hike at 7 miles above sea level. She ended it at -2 miles below sea level. Write an integer that represents the difference in sea levels that she traveled.
What is: 9
7 - (-2) = 9
What number, rounded to the nearest ten, would represent 42% of 50?
20 / 30 / 40
What is: 20
.42 x 50 = 21; 21 rounded to the nearest 10 is 20.
A rectangular prism is a 2D object:
True OR False
What is: False
It is a 3D object since it has depth.
What does the equation 2x - 6y = -12 look like when converted to slope-intercept form and before ?
y = 1/3x + 2 OR -6y + 2x = -12
What is: y = 1/3x +2
The equation must be in slope-intercept form, which is y = mx + b.
Jane is 12, Maria is twice Jane's age, and Sarah is double the age of both Jane and Maria. What is Sarah's age?
What is: 72
J = 12
M = 24
S = 24 + 12 = 36; 36 x 2 = 72