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Worksheets7th grade ilearn checkpoint 1 review
Total questions: 109
Worksheet time: 3hrs 0mins
The additive inverse of any integer is?
Its negative value
Its positive value
Neither negative nor positive
None of these
The additive invers of -11 is?
11
-11
0
10
The additive inverse of 9 is?
0
1
-9
-10
The additive inverse of (x-y) is?
-x+y
-x-y
x-y
x+y
( ) + 16=0
-15
-16
0
16
7 + (-7)=
7
0
8
10
100 + (-100)=
0
200
100
-100
(-50) + 50=
-50
50
0
100
(-8) + =0
9
6
3
8
Are Zero Pair and Additive Inverse the same?
True
False
Select the best model for "11 + (-5)"
Which number is your STARTING number in the following problem:
-2 + 7
-2
7
2 units to the left of 3 is:
-1
6
1
5
6 units to the right of -1 is :
5
-7
-5
7
Marissa sold a cell phone cover to a friend for $8. Which number line best represents being paid $8?
Which addition equation matches the problem shown on the number line?
7 + 4 = 11
7 + 3 = 10
Which addition equation matches the problem shown on the number line?
4 + (-8) = -4
8 + -4 = 4
What is the OPPOSITE of -12.83
0
12.83
-12.83
This isn't possible.
What is the OPPOSITE of 7 21 ?
This isn't possible.
0
7 21
-7 21
Opposite of 5
5
-5
0
15
Opposite of 57.5
57.5
-57
-57.5
57.15
What number is indicated on the number line?
3
6
4
9
What number is indicated on the number line?
12
15
9
14
What number is indicated on the number line?
18
12
16
15
What letter should -6 be on the number line?
A
B
C
D
What letter should 20 be on the number line?
A
B
C
D
The associative property means...
You can regroup with parenthesis different numbers
You can move around the order of the numbers
Multiply all numbers
Substitute
-4 x (3 x 7) = -4 x (7 x 3)
Associative Addition
Associative Multiplication
Commutative Addition
Commutative Multiplication
This property tells us that when we change the order of numbers when we are adding, the answer does not change.
Commutative Addition
Commutative Multiplication
Associative Addition
Associative Multiplication
a(bc) = (ab)c
2(x + 7) = 2x + __
4(3x + __) = 12x + 16
9 + 0 = 9
Reflexive Property
Distributive Property
Identity Property of Addition
Inverse Property of Addition
Which property is shown below:
12 ×121 = 1
Identity Property of Multiplication
Associative Property of Multiplication
Commutative Property of Multiplication
Inverse Property of Multiplication
Identify the property:
10 + 0 = 10
Inverse Property
Commutative Property
Associative Property
Identity Property
(−b)+b=0
Commutative Property
Associative Property
Inverse Property
Identity Property
Pick the answer that is an example of the identity property of addition.
a + (-a) = 0
1 + 1 = 2
a + 0 = a
a + b = b + a
a + (-a) = 0
A prime number...
has one factor.
has more than 2 factors.
has 100 factors.
has exactly 2 factors: 1 and the itself.
A composite number ...
has more than 2 factors.
has one factor.
has at least 10 factors.
is always a really big number.
One is...
prime
composite
not prime or composite
he loneliest number
Which of the following is NOT prime?
29
23
17
39
Is 5, a prime or composite number?
prime
composite
Is 12, a prime or composite number?
prime
composite
Is 17, a prime or composite number?
prime
composite
Is 34, a prime or composite number?
prime
composite
All of these are prime except
3
9
2
13
2 x 2 x 2 is the prime factorization of...
6
12
22
8
If the expanded form is 2⋅2⋅2⋅3⋅3⋅5⋅7 what would the exponential form be?
2⋅3⋅5⋅7
2³⋅3²⋅5⋅7
2²⋅3²⋅5⋅7
8⋅9⋅35
Which is the prime factorization of 12 ?
2 x 6
2 + 2 + 2 + 2 + 2 + 2
22 x 3
1 x 22 x 3
What is the prime factorization of 16 ?
1 x 16
22x 4
24
22 + 22
Find the prime factorization of 72
23 x 32
2 x 32 x 4
24 x 33
22 x 62
Find the prime factorization of 105
7x5x3
11x5x3
7x5x2x1
7x5x3x2
Find the prime factorization for 80
42 ⋅ 5
24 ⋅ 5
2 ⋅ 2 ⋅ 2
8 ⋅ 5 ⋅ 2
What is the prime factorization of 192 ?
3 ⋅ 62
26 ⋅ 3
28 ⋅ 3
3 ⋅ 82
What are the prime factors of 30?
3, 2, 5
1, 2, 3, 5, 6, 15, 30
3, 30
10, 3
What number is never allowed on a factor tree by itself?
13
1
2
8675309
Jaselyn and Ky are working on the prime factorization of 63. Read their explanations and decide which student is correct.
Jaselyn said the prime factorization of 63 is 7 x 9 because 7 times 9 is 63.
Ky said the prime factorization of 63 is 32 x 7 because 32 times 7 equals 63 and the bases in his answer are all prime.
What is 42 ?
2
4
8
16
What is 36 ?
36
6
18
72
What is 22 ?
2
4
1
8
What is 64 ?
64
8
32
128
What is 4 ?
2
4
8
16
Square root is the inverse of ____________.
Which of the following is NOT a perfect square?
1
4
100
8
Which of the following is not a perfect square?
110
4
1
81
Which of the following represents 42 ?
What is 324 ?
162
18
81
9
Which of the following shows 62?
The picture represents which expression?
5 x 2
52
5 + 5
30
What is 142?
28
169
196
2,744
Given the list of perfect squares: 25, 36, ____, 64, 81.
The square of what number will fill in the blank?
7
49
6
25
What is the square root of 9?
81
3
27
18
Which of the following represents 22?
What is 12?
0
10
2
1
