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Identity Property Worksheet

Identity Property Worksheet
  • Page 1
 1.  
Which symbol would you use to balance the number sentence?


a.
I don′t know.
b.
×
c.
-
d.
+


Solution:

The product of any number and 1 is the number itself.

So, 8 × 1 = 8.


Correct answer : (2)
 2.  
Multiply:

a.
33
b.
31
c.
32
d.
1


Solution:

The product of any number and 1 is the number itself.

So the product of 32 and 1 is 32.


Correct answer : (3)
 3.  
Select the expression that is an example for the identity property of addition.
a.
4 + 0 = 4
b.
4 × 0 = 0
c.
4 × 1 = 4
d.
4 + 3 = 3 + 4


Solution:

According to identity property of addition, the sum of any number and zero is the same number.

So, among the number sentences listed, only '4 + 0 = 4' is an example of the identity property of addition.


Correct answer : (1)
 4.  
Pick out the number sentence that correctly shows the use of the identity property of multiplication.
a.
8 + 1 = 9
b.
8 × 0 = 0
c.
8 × 1 = 8
d.
8 + 0 = 8


Solution:

According to the identity property of multiplication, the product of any number and 1 is the same number.

So, among the number sentences listed, only '8 × 1 = 8' correctly shows the use of the identity property of multiplication.


Correct answer : (3)
 5.  
Choose the appropriate symbol to balance the number sentence.

a.
>
b.
=
c.
<
d.
+


Solution:

The product of any number and zero is zero.

So, the product of 3800 and zero is zero.

The product of 5 and zero is also zero.

So, 3800 × 0 is equal to 5 × 0.


Correct answer : (2)
 6.  
Choose the operation that balances the equation.


a.
-
b.
+
c.
×
d.
÷


Solution:

The product of any number and zero is zero.

So, 3200 × 0 = 0.


Correct answer : (3)
 7.  
Add:

a.
0 and 1 cannot be added
b.
10
c.
1


Solution:

The sum of any number and zero is the same number.
[Identity property of addition.]

So, 1 + 0 is equal to 1.


Correct answer : (4)
 8.  
Add:

a.
55
b.
550
c.
none of these


Solution:

The sum of any number and zero is the same number.
[Identity property of addition.]

So, 55 + 0 is equal to 55.


Correct answer : (1)
 9.  
Divide:
14 ÷ 1
a.
13
b.
1
c.
14


Solution:

The quotient of any number divided by 1 is the same number, with no remainder.

So, 14 ÷ 1 = 14.


Correct answer : (4)
 10.  
Multiply:
9 × 1
a.
1
b.
10
c.
9


Solution:

The product of any number and 1 is the number itself.

So the product of 9 and 1 is 9.


Correct answer : (4)

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