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WorksheetsReviewer in Math 7
Total questions: 123
Worksheet time: 31hrs 45mins
Match the following:
Division
Quotient
Addition
Sum
Multiplication
Product
Subtraction
Difference
Translate: twelve less than a number
12−x
x−12
12x
x+12
Translate: the sum of eight and the product of a number and nine
9x+8
8x+9
9x+8
9x−8
Translate: the square of the sum of a number and sixteen
x2+16
(x+16)2
(x−16)2
x2−16
Match the following:
x
the square root of a number
x2
a number squared
3x
the cube root of a number
x3
a number cubed
Translate: seven less than a number squared
7−x2
(x−7)2
x2−7
x2+7
Translate: the sum of eleven and the square root of a number
x+11
x+11
x2+11
(x+11)2
Translate: five times the sum of a number and four
5x+4
5(x+4)
5(4x)
4(x+5)
Translate: the product of three and four less than a number
3(4−x)
3(x−4)
3x−4
4−3x
Translate: thirteen less than the product of negative six and a number
13−−6x
13−6x
6x−13
−6x−13
Translate: the sum of the cube root of a number and five
3x+5
3x+5
(x+5)3
x3+5
Translate: the square of the difference of a number and twenty
x2−20
(x−20)2
(20−x)2
20−x2
The difference of a number t and 2
t + 2
t - 2
2 - t
The sum of a number k and a number j reduced by 10
k + j - 10
(k + j) + 10
(k - j) - 10
(k + j) - 10
8 decreased by the sum of 3 and a number c
8 - (3 - c)
8 - 3 - c
8 - (3 + c)
8 - 3 + c
"Combined" represents what operation?
Addition
Subtraction
Multiplication
Division
Translate the verbal phrase: the sum of twice the number m and n
2(m+n)
2m+n
m2+n2
(m+n)2
twice a number minus 25 is 2
2b - 25 = 2
25 - 2b = 2
25b - 2 = 2
2 - 25b = 2
9 minus the product of 3 and y
3y - 9
3 - y = 9
9 - 3y
9 + 3y
The quotient of four and a number increased by ten.
The difference of 100 and the sum of 6 and w
In the expression below, which is the constant?
10−y
-y
1
10
There are no constants in the expression.
Identify the variable in the expression.
2b2−4b+6
2b
b
6
a
In the expression below 2 and 3 are the ___
2x+3y−4
Variables
Constants
Coefficents
Terms
How many terms are in the expression below?
m2−3n+5x−12
2
4
3
1
___ are the parts of an algebraic expression that are separated by operations.
Variable
Constant
Coefficent
Terms
A ___ is a symbol used to represent a quantity that can change.
Variable
Constant
Coefficient
Term
A ___ is a number that is multiplied by the variable in an algebraic expression.
Variable
Constant
Coefficient
Term
Classify by the degree and number of terms
3x4−5x2+3
Quartic Polynomial
Quartic Trinomial
Quadratic Trinomial
Quadratic Ploynomial
Which of the following is not an expression
5
2x - 4
7x - 4 = 32
43s
What are the steps to solve the following expression?
50 − 16 ÷ 2 x (12 + 4)
parenthesis
multiplication
subtraction
division
parenthesis
division
multiplication
subtraction
parenthesis
multiplication
division
subtraction
parenthesis
subtraction
multiplication
division
12 ÷ 2 x 3 + ( 43 - 12 ) =
(a)
What is the correct way to simplify this expression?
6 x (12 + 3)
Add 3 and 12, and then add that sum to 6.
Add 3 and 12, and then multiply that sum by 6.
Multiply 6 by 12, and then add 3 to that product.
Multiply 6 by 12, and then multiply 6 by 3. Then find the difference between these two products.
(11 x 4) + 9
53
63
83
143
Which statement describes how to simplify 8 + [4 x (3 + 6)]
Add 8 and 4, multiply the sum by 3, and then add 6.
Multiply 4 by 3, add 6 to that product, and then add that to 8.
Add 8 and 4, add 3 and 6, and then multiply both sums together.
Add 3 and 6, multiply the sum by 4, and then add 8 to that product.
Kamiko wrote a problem for homework. The answer to her problem is 33. Which problem did Kamiko write?
3 x (4 + 5) + 6 =
(3 x 4) + 5 + 1 =
2 x 4 + (5 + 6) =
3 x 4 + 5 + 6 =
Ms. Barrientos wrote these directions on the board.
Add 6 and 3
Multiply the sum by 9.
Subtract 4 from the product.
Which expression represents Ms. Barrientos's directions?
6 + 3 x 9 - 4
6 + (3 x 9) - 4
6 + 3 x (9 - 4)
(6 + 3) x 9 - 4
Which operation should Kenji do first to simplify the number expression?
9 - 2[(3 - 2) + 6]
3 - 2
2 + 6
2 x 3
9 - 2
What is the first step to complete in simplifying this expression?
8 [(40 - 15) ÷ 5] + 3
Add 5 and 3.
Divide 15 by 5.
Multiply 8 by 40.
Subtract 15 from 40.
Solve: 5 + 3 x 8
64
120
39
29
48
54
320
38
Solve . |-12| + 8 - 20
-24
1
24
0
5 - 3 + 2
5 - 5
0
Which of the following has the parentheses placed properly to have an answer of 6?
(32 + 16) ÷ 8
32 + (16 ÷ 8)
32 + 16 ÷ 8
(32 + 16 ÷ 8)
Which of the following numerical expressions does NOT simplify to 34? NOTE: the * represents multiplication
14 + (5 * 4)
3[14 - (2 + 4)]
58 - 4(10 - 4)
[9 + (3 * 7)] + 4
1
4
144
288
[5.4F]
15
25
16
35
Evaluate 4y
y = 3
if a = 10 and b = 6
3x + 2y + z
Identify the variable(s) in the expression 3x + 9
3a + 2b + c + 100
(6 + 2) (3 + 2)
(13 - 1) + 4
Evaluate 2r + 1
r = 3
24
5
7
8
Evaluate m2
m = 7
9
14
49
51
Evaluate 5m + 7
m = 5
12
25
32
Evaluate b2 + 4
b = 3
p + 3
when p = 8
5
9
10
11
2y
when y = 8
16
12
10
8
2k - 6
when k = 10
6
14
20
8
3(x + 4)
when x = 2
10
24
18
12
4x - 2
when x = 6
20
21
22
23
6(2x + 3)
when x = 4
108
51
24
66
21 + 7x
when x = 2
30
27
50
35
9(5h - 2)
when h = 2
92
48
68
72
6y + 30
when y = 5
30
60
71
82
10g + 8g + 2
when g = 10
182
190
1820
500
when b = 3
when a = 4
Identify the degree of the polynomial
3x4 + 2x2 - 7
1st degree
2nd degree
3rd degree
4th degree
Identify the type of polynomial shown
2x2 + 3x
Monomial
Binomial
Trinomial
Polynomial with more than 3 terms
The largest exponent found in the polynomial
Term
Degree
Constant
Leading Coefficient
A term that has no variable
Term
Degree
Constant
Leading Coefficient
Standard form is arranging the terms of a polynomial in what order?
highest to lowest coefficient
highest to lowest degree
lowest to highest coefficient
lowest to highest degree
Which expressions are NOT polynomials. Choose all that apply.
6x2 - 14
x2−46
²/₃x - 7
3x-3 + 4x2 - 2x
2x – 9
3x2 – 8x + 1
What is a polynomial?
A series of terms joined together by addition or subtraction
The leading term of an equation
The number associated with a variable
A number and a variable combined
What is the degree of 8
(a)
Is 0 a polynomial?
yes
No
The largest exponent found in the polynomial
Term
Degree
Constant
Leading Coefficient
( - 8v4 + 4v3 + 3v)
+ (- 8v4 + 4v - 7)
(- 6p4 + p3 + 1)
- ( 8p4- 8p3 + 7)
(2x2 + 5x - 7) +
(- 4x2 + 6x + 3)
(3- 2x + 2x2) - (4x -5 +3x2)
(7p + 4p3 - 8) - (-3p2 + 2 - 9p)
(3x - 4) + (12x + 10)
(9x + 17) + (19x - 27)
(13x + 30) - (20x + 6)
(r2 + s2) – (5r2 + 4s2)
(2x2 + 5x - 7) + ( 3 - 4x2 + 6x)
Simplify (2x + 5y - z) + (-6x - 4y + 7z)
-4x +6y + 6z
4x + y + 6z
-4x - y + 6z
-4x + y + 6z
Simplify (2x + 5y - z) + (-6x - 4y + 7z)
-4x +6y + 6z
4x + y + 6z
-4x - y + 6z
-4x + y + 6z
(4n4 - 8n + 4) - (8n2 + 4n4 + 1)
7x - 125 - 6x4 + 14x2
Is the polynomial in standard form?
7x3 – 8x2 + 9
yes
no
Find the Sum:
(4x - 2x3) + (5x3 - 4x + 5)
3x3 + 5
3x3 + 8x + 5
3x2 + 5
7x3 + 8x + 5
(2x2 + 5x - 7) + ( 3 - 4x2 + 6x)
(3- 2x + 2x2) - (4x -5 +3x2)
(- 6p4 + p3 + 1)
- ( 8p4- 8p3 + 7)
