7th grade
Algebra
Algebra
Simplify:
a + 3b - 9 + a - 3b + 5
2a - 4
Name the property:
a(b + c) = ab + ac
What is the Distributive Property?
What is the average?
Counting numbers including zero.
What are whole numbers?
Percent can be out of any number. True or False
false, must be out of 100
Simplify:
-2(x + 9)
-2x - 18
What is the number called in the front of the x
4 + 2x = 2x + 4
Coefficient
Median
What is the middle number (after placing the numbers in order from least to greatest.)
Whole numbers and their opposites.
What are Integers?
The sum of three angles in any triangle.
What is 180 degrees?
Simplify:
-3(x - 4) + 9x
6x + 12
What is the x called in the expression
3 + (5 + 4x) = (3 + 5) + 4x
Variable
Mode
Most frequently occurring number in a set of data.
A number that can be written as a ratio, a/b, where b is not zero.
What are rational numbers?
How many degrees are there in a circle?
360
Solve for x:
4(x - 1) = 8
x = 3
The distance from zero on a number line.
What is the absolute value?
Find the mean of the following basketball scores:
25, 32, 33, 40, 25
What is 31.
Is the following number a rational number?
0. 123123123...
Yes! Repeating decimals are rational!
25% is _________ as a fraction, when simplified.
1/4
Solve for x:
-3(x - 5) = 21
x = -2
1/2 or 50%
Find the outlier of the following test scores:
88, 89, 92, 95, 99, 39, 91, 95, 89, 89
What is 39?
Is the following number a rational number:
0. 145437865...
0. 145437865... is NOT rational. This number goes on forever but does not have a repeating pattern.
A fraction flipped upside-down.
reciprocal
Solve the inequality:
-3x - 8 > -11
x < 1
What is 25% of $250?
$62.50
Find the mode of the following:
6, 3, 4, 2, 5, 6, 4, 3, 4, 2, 6, 2, 4
What is 4?
Numbers that include NOT perfect squares and pi.
What are irrational numbers?
What is the square root of 81
9