Scroll:Mental Sums >> Mental Sums >> saq (1051)


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)  

Add 23 to the product of 4 and 7.



Answer:_______________




2)  

Add 38 to the product of 7 and 3.



Answer:_______________




3)  

Add 11 to the product of 9 and 2.



Answer:_______________




4)  

Add 12 to the product of 10 and 4.



Answer:_______________




5)  

Add 24 to the product of 2 and 4.



Answer:_______________




6)  

Add 37 to the product of 7 and 10.



Answer:_______________




7)  

Add 37 to the product of 9 and 7.



Answer:_______________




8)  

Add 22 to the product of 5 and 10.



Answer:_______________




9)  

Add 47 to the product of 5 and 3.



Answer:_______________




10)  

Add 42 to the product of 8 and 2.



Answer:_______________




 

1)  

Add 23 to the product of 4 and 7.


Answer: 51


SOLUTION 1 :

Step 1: 4 x 7 = 28
Step 2: 28 + 23 = 51



2)  

Add 38 to the product of 7 and 3.


Answer: 59


SOLUTION 1 :

Step 1: 7 x 3 = 21
Step 2: 21 + 38 = 59



3)  

Add 11 to the product of 9 and 2.


Answer: 29


SOLUTION 1 :

Step 1: 9 x 2 = 18
Step 2: 18 + 11 = 29



4)  

Add 12 to the product of 10 and 4.


Answer: 52


SOLUTION 1 :

Step 1: 10 x 4 = 40
Step 2: 40 + 12 = 52



5)  

Add 24 to the product of 2 and 4.


Answer: 32


SOLUTION 1 :

Step 1: 2 x 4 = 8
Step 2: 8 + 24 = 32



6)  

Add 37 to the product of 7 and 10.


Answer: 107


SOLUTION 1 :

Step 1: 7 x 10 = 70
Step 2: 70 + 37 = 107



7)  

Add 37 to the product of 9 and 7.


Answer: 100


SOLUTION 1 :

Step 1: 9 x 7 = 63
Step 2: 63 + 37 = 100



8)  

Add 22 to the product of 5 and 10.


Answer: 72


SOLUTION 1 :

Step 1: 5 x 10 = 50
Step 2: 50 + 22 = 72



9)  

Add 47 to the product of 5 and 3.


Answer: 62


SOLUTION 1 :

Step 1: 5 x 3 = 15
Step 2: 15 + 47 = 62



10)  

Add 42 to the product of 8 and 2.


Answer: 58


SOLUTION 1 :

Step 1: 8 x 2 = 16
Step 2: 16 + 42 = 58