Integers
What is the absolute value of -9 ?
absolute value = 9
Write 5/8 as a decimal (no calculators)
0.625
x + (-9) = 3.6
x = 12.6
what is the unit rate? You travel 84 miles in 12 days
7 miles per day
Which expressions do not have a value of 3?
a) 2 + (-1) b) 2 - (-1)
c) -3 x (-1) d) -3 / 1
Can be more than one answer
a and d
6 + (-14) =
-8
Write -0.35 as a fraction in simplest form
-7/20
-2x + 5 = 17
x = -6
Five movie tickets cost $36.25. How many do 8 movie tickets cost?
$58
What is the value of the expression
-4 * (-6) - (-5)
= 29
-8 - (-8) =
0
5/9 + 3/4 =
1 11/36 or 47/36
7x = -14
x = -2
What is the slope of the line that passes through the points (2,9) and (4,18)
Equation: Change in y / change in x
simplify the expression: 1/8 (16x - 8 ) -17
= 2x - 18
-6 * -6
36
-5/12 - 3/10 =
43/60
3(x + 2) = -12
x = -6
Solve the proportion:
x/8 = 9/4
x = 18
Pick the inequality that is true for x = -3
a) 2x > 6 b) 3x - 3 < 0
c) 4x > 4 d) -4x - 3 < 3
b is true
-42 / 7
-6
9/5 divided by 3/2
1 1/5 or 6/5
0.5( 4x - 8) = 10
x = 7
Find the slope of the line that goes through these points. (3,6) and (1, 5)
slope = 1/2
A rectangle has an area of 12 and a perimeter of 16. What are the side lengths?
Dimensions are 2 by 6