Scroll:Number theory >> Multiplicative inverses >> saq (3885)


Written Instructions:

For each Multiple Choice Question (MCQ), four options are given. One of them is the correct answer. Make your choice (1,2,3 or 4). Write your answers in the brackets provided..

For each Short Answer Question(SAQ) and Long Answer Question(LAQ), write your answers in the blanks provided.

Leave your answers in the simplest form or correct to two decimal places.



 

1)  

 What is the multiplicative inverse of   118

 

use slash ( / ) to separate the numerator and denominator.


Answer:_______________




2)  

 What is the multiplicative inverse of   1512

 

use slash ( / ) to separate the numerator and denominator.


Answer:_______________




3)  

 What is the multiplicative inverse of   510

 

use slash ( / ) to separate the numerator and denominator.


Answer:_______________




4)  

 What is the multiplicative inverse of   72

 

use slash ( / ) to separate the numerator and denominator.


Answer:_______________




5)  

 What is the multiplicative inverse of   114

 

use slash ( / ) to separate the numerator and denominator.


Answer:_______________




6)  

 What is the multiplicative inverse of   710

 

use slash ( / ) to separate the numerator and denominator.


Answer:_______________




7)  

 What is the multiplicative inverse of   138

 

use slash ( / ) to separate the numerator and denominator.


Answer:_______________




8)  

 What is the multiplicative inverse of   116

 

use slash ( / ) to separate the numerator and denominator.


Answer:_______________




9)  

 What is the multiplicative inverse of   32

 

use slash ( / ) to separate the numerator and denominator.


Answer:_______________




10)  

 What is the multiplicative inverse of   1510

 

use slash ( / ) to separate the numerator and denominator.


Answer:_______________




 

1)  

 What is the multiplicative inverse of   118

  Answer: 811

use slash ( / ) to separate the numerator and denominator.


SOLUTION 1 :

Remember:

Find the multiplicative inverse of a fraction by switching the numerator and the denominator.

Solve:

Switch the numerator and denominator.
 

11
8
  
8
11

 

The multiplicative inverse of 
11
8
 is 
8
11
.

 



2)  

 What is the multiplicative inverse of   1512

  Answer: 1215

use slash ( / ) to separate the numerator and denominator.


SOLUTION 1 :

Remember:

Find the multiplicative inverse of a fraction by switching the numerator and the denominator.

Solve:

Switch the numerator and denominator.
 

15
12
  
12
15

 

The multiplicative inverse of 
15
12
 is 
12
15
.

 



3)  

 What is the multiplicative inverse of   510

  Answer: 105

use slash ( / ) to separate the numerator and denominator.


SOLUTION 1 :

Remember:

Find the multiplicative inverse of a fraction by switching the numerator and the denominator.

Solve:

Switch the numerator and denominator.
 

5
10
  
10
5

 

The multiplicative inverse of 
5
10
 is 
10
5
.

 



4)  

 What is the multiplicative inverse of   72

  Answer: 27

use slash ( / ) to separate the numerator and denominator.


SOLUTION 1 :

Remember:

Find the multiplicative inverse of a fraction by switching the numerator and the denominator.

Solve:

Switch the numerator and denominator.
 

7
2
  
2
7

 

The multiplicative inverse of 
7
2
 is 
2
7
.

 



5)  

 What is the multiplicative inverse of   114

  Answer: 411

use slash ( / ) to separate the numerator and denominator.


SOLUTION 1 :

Remember:

Find the multiplicative inverse of a fraction by switching the numerator and the denominator.

Solve:

Switch the numerator and denominator.
 

11
4
  
4
11

 

The multiplicative inverse of 
11
4
 is 
4
11
.

 



6)  

 What is the multiplicative inverse of   710

  Answer: 107

use slash ( / ) to separate the numerator and denominator.


SOLUTION 1 :

Remember:

Find the multiplicative inverse of a fraction by switching the numerator and the denominator.

Solve:

Switch the numerator and denominator.
 

7
10
  
10
7

 

The multiplicative inverse of 
7
10
 is 
10
7
.

 



7)  

 What is the multiplicative inverse of   138

  Answer: 813

use slash ( / ) to separate the numerator and denominator.


SOLUTION 1 :

Remember:

Find the multiplicative inverse of a fraction by switching the numerator and the denominator.

Solve:

Switch the numerator and denominator.
 

13
8
  
8
13

 

The multiplicative inverse of 
13
8
 is 
8
13
.

 



8)  

 What is the multiplicative inverse of   116

  Answer: 611

use slash ( / ) to separate the numerator and denominator.


SOLUTION 1 :

Remember:

Find the multiplicative inverse of a fraction by switching the numerator and the denominator.

Solve:

Switch the numerator and denominator.
 

11
6
  
6
11

 

The multiplicative inverse of 
11
6
 is 
6
11
.

 



9)  

 What is the multiplicative inverse of   32

  Answer: 23

use slash ( / ) to separate the numerator and denominator.


SOLUTION 1 :

Remember:

Find the multiplicative inverse of a fraction by switching the numerator and the denominator.

Solve:

Switch the numerator and denominator.
 

3
2
  
2
3

 

The multiplicative inverse of 
3
2
 is 
2
3
.

 



10)  

 What is the multiplicative inverse of   1510

  Answer: 1015

use slash ( / ) to separate the numerator and denominator.


SOLUTION 1 :

Remember:

Find the multiplicative inverse of a fraction by switching the numerator and the denominator.

Solve:

Switch the numerator and denominator.
 

15
10
  
10
15

 

The multiplicative inverse of 
15
10
 is 
10
15
.