Middle School
Mental Math
14 + 5 = ?
19
Solve the following equation for x in terms of the other variables: bcx=a
bcx=a
Divide both sides by bc:
x=a/bc
On paper
5 + 14 =
19
Mental Math
470 x 0=
On paper
100 - 42
58
Is defined as a figure formed by two rays having the same endpoint not lying on the same line. It is denoted by the symbol ∠
Angle
How many days are in February this year?
28
List the order of operations in order. EMPDSA
P (parenthesis)
E (exclamation point)
M (multiply)
D (divide)
A (add)
S (subtract)
Simplify the fraction to the lowest terms:
924/1092
11/13
On paper
98 + 499 =
597
On paper
12 x 13 =
156
On paper
68 - 39
29
What is " - " this symbol?
Subtraction
What is an eight-sided shape called?
Octagon
Mental Math
6 + 6 + 6
18
Factor the following quadratic expression.
x2+7x-30
(x-7)(x-4)
On paper
155 + 245 = ?
400
Mental Math
6 x 7 =
42
On paper
562-191
371
what is the answer to a multiplication problem called?
the product
What number doesn’t have its own Roman numeral?
Zero
Mental Math
6x2
12
Solve for x Solve for y
y=4x+3
2x+3y=16
2x+3(4x+3)=16
2x+12x+9=16
14x=7 -> x=2 (insert in original equation)
y=4(2)+3
y=8+3
y=11
On paper
13 + ___ = 241
228
Mental Math
18 x 9 = ?
162
On paper
649-318
331
What is an angle that is greater than 90° but less than 180°.
Obtuse Angle
On paper
407 x 3
1,221
Which is the reciprocal of 23?
A)23 B)1/23 C)-23 D)0
B)1/23
Factorise the following quadratic expression.
2x2+x-1
(2x - 1)(x + 1)
On paper
2237 + 368 =
2605
On paper
15 x 23 =
345
On paper
236-159
77
Are angles on the same plane that have a common side and a common vertex but no common interior points.
Adjacent Angles
What are the two main properties of Adjacent Angles?
common side
common vertex