Terminology
What is mean?
The average.
The absolute value of a number will always be what?
Positive.
What is 3 x 6
What is 1 ÷ 6
6
What is 10 + 6
16
What is median?
The middle.
a - times a - is a?
Positive
What is -15 x 2
-30
What is 9 ÷ 3
3
What is 12 - 5
7
What is mode?
The number that appears the most.
A + times a + is a
Positive
What is 24 x 0
0
What is 144 ÷ -2
-72
What is -8 + 9
1
What is Range?
The biggest number - the smallest.
A - times a + is a
Negative
What is -1 x 20
-20
What is 36 ÷ -6
-6
-15 - 5
-20
What does PEMDAS stand for?
()
33
X
division
+
-
When you + and - positive and negative numbers will the answer be positve or negative.
It can be either positive or negative depending on which number is bigger.
What is -13 x -5
-65
What is -600 ÷ - 24
25
4 - (-9)
13