When you add and subtract integers you take the sign of the?
If an equation has multiplication and division in the same problem which one, do you solve first?
Left to right. OR whichever comes first in the problem
A= bh/2
An inequality has what type of symbols?
Less than, greater than, less than or equal to, greater than or equal to
400%
-250 - 30
-280
22 - 1 + (-20 + -5) + 4
-18
What is the area of a Trapezoid?
A= (b1+b2)h/2
Solve for X
5 + x > 6
x > 1
What does the word equivalent mean?
Equal
-12 x -2
24
24÷3 x 8
64
If a triangle has an area of 30 and base of 6. What is the height?
10
What make something an equation?
It has an equal sign
When adding two fractions together you have to find what first?
LCD
-10 + 10
0
(9-12) + 5 ÷ 2
1
If the perimeter of a square is 64in, each side is how long?
16in
27
When you multiply integers, the rules are. Same sign ____? Different sign _____?
Positive, Negative
-30 + 6 - 3 + 2
-25
(5+4 - 3 x 12 ÷ 2)
-9
lw= length x width
-42 + y < 5
47
Mean is the average of all the numbers. You add up all data and divide by how many numbers are in the data set.
Median is the middle number of an ordered data set.
Mode is the number which occurs the most
Range is the difference between the greatest number and the smallest number