Order of Operation
Evaluate: 8 + 4 x 2
16
2² =
4
Evaluate 2x, x = 4 → 2(4) =
8
True or False: An ordered pair is two numbers written as (x, y) that tell you a point’s location on a graph.
True-
What is an ordered pair?
True or False:
An integer is a number that can only be positive. Zero and negative numbers are not integers.
False: An integer is a whole number that can be positive, negative, or zero.
Examples: −5, −1, 0, 2, 14
Evaluate: (10 − 6) + 9 =
13
4³ =
64
3x + 7x =
10x
What does the first number represent?
The first number is the x-coordinate.
It tells you how far to move left or right.
−4 + 6 =
2
6 ÷ 3 + 5 × 2 =
12
10² =
100
5x + 1, x = 2
11
(−5, −2) is in what Quadrant?
Quadrant III
8 − (−2)
10
3 × (4 + 2) =
18
3⁴ =
81
x + 3y, x = 3, y = 2
3 + 6 = 9
1/2 =
0.5
−3 × 7 =
-21
20 − 3² =
11
5² + 3² =
25 + 9 = 34
4x − x + 6 =
3x + 6
3/4
0.75
16 ÷ (−4) =
−4