Scroll:Mental Sums >> Mental Sums >> mcq (96)

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 35 hundreds - 11






(                    )




2)  

What is 50 tens - 157






(                    )




3)  

What is 39 hundreds - 15






(                    )




4)  

What is 33 tens - 146






(                    )




5)  

What is 22 hundreds - 17






(                    )




6)  

What is 40 tens - 140






(                    )




7)  

What is 24 hundreds - 14






(                    )




8)  

What is 40 tens - 185






(                    )




9)  

What is 27 hundreds - 17






(                    )




10)  

What is 43 tens - 142






(                    )




 

1)  

What is 35 hundreds - 11





Answer: 2


SOLUTION 1 :

Step 1:

35 x 100 =  3500

Step2:

3500 - 11 = 3489



2)  

What is 50 tens - 157





Answer: 4


SOLUTION 1 :

Step 1:

50 x 10 = 500

 

Step 2:

500 - 157 =  343



3)  

What is 39 hundreds - 15





Answer: 3


SOLUTION 1 :

Step 1:

39 x 100 =  3900

Step2:

3900 - 15 = 3885



4)  

What is 33 tens - 146





Answer: 1


SOLUTION 1 :

Step 1:

33 x 10 = 330

 

Step 2:

330 - 146 =  184



5)  

What is 22 hundreds - 17





Answer: 1


SOLUTION 1 :

Step 1:

22 x 100 =  2200

Step2:

2200 - 17 = 2183



6)  

What is 40 tens - 140





Answer: 3


SOLUTION 1 :

Step 1:

40 x 10 = 400

 

Step 2:

400 - 140 =  260



7)  

What is 24 hundreds - 14





Answer: 2


SOLUTION 1 :

Step 1:

24 x 100 =  2400

Step2:

2400 - 14 = 2386



8)  

What is 40 tens - 185





Answer: 1


SOLUTION 1 :

Step 1:

40 x 10 = 400

 

Step 2:

400 - 185 =  215



9)  

What is 27 hundreds - 17





Answer: 2


SOLUTION 1 :

Step 1:

27 x 100 =  2700

Step2:

2700 - 17 = 2683



10)  

What is 43 tens - 142





Answer: 4


SOLUTION 1 :

Step 1:

43 x 10 = 430

 

Step 2:

430 - 142 =  288