Scroll:Fractions >> Addition >> saq (2510)


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)  

Find the sum of 23 and 19.


Answer:_______________




2)  

Find the sum of 16 and 112.


Answer:_______________




3)  

Find the sum of 12 and 13.


Answer:_______________




4)  

Find the sum of 12 and 18.


Answer:_______________




5)  

Find the sum of 14 and 38.


Answer:_______________




6)  

Find the sum of 25 and 310.


Answer:_______________




7)  

Find the sum of 13 and 29.


Answer:_______________




8)  

Find the sum of 13 and 19.


Answer:_______________




9)  

Find the sum of 12 and 16.


Answer:_______________




10)  

Find the sum of 23 and 29.


Answer:_______________




 

1)  

Find the sum of 23 and 19.

Answer: 79


SOLUTION 1 :
23 + 19  =  2 x 33 x 3 + 19
   =  69 + 19
   =  79

The sum is 79.



2)  

Find the sum of 16 and 112.

Answer: 14


SOLUTION 1 :
16 + 112  =  1 x 26 x 2 + 112
   =  212 + 112
   =  312
   =  14

The sum is 14.



3)  

Find the sum of 12 and 13.

Answer: 56


SOLUTION 1 :
12 + 13  =  1 x 32 x 3 + 1 x 23 x 2
   =  36 + 26
   =  56

The sum is 56.



4)  

Find the sum of 12 and 18.

Answer: 58


SOLUTION 1 :
12 + 18  =  1 x 42 x 4 + 18
   =  48 + 18
   =  58

The sum is 58.



5)  

Find the sum of 14 and 38.

Answer: 58


SOLUTION 1 :
14 + 38  =  1 x 24 x 2 + 38
   =  28 + 38
   =  58

The sum is 58.



6)  

Find the sum of 25 and 310.

Answer: 710


SOLUTION 1 :
25 + 310  =  2 x 25 x 2 + 310
   =  410 + 310
   =  710

The sum is 710.



7)  

Find the sum of 13 and 29.

Answer: 59


SOLUTION 1 :
13 + 29  =  1 x 33 x 3 + 29
   =  39 + 29
   =  59

 The sum is 59.



8)  

Find the sum of 13 and 19.

Answer: 49


SOLUTION 1 :
13 + 19  =  1 x 33 x 3 + 19
   =  39 + 19
   =  49

The sum is 49.



9)  

Find the sum of 12 and 16.

Answer: 23


SOLUTION 1 :
12 + 16  =  1 x 32 x 3 + 16
   =  36 + 16
   =  46
   =  23

The sum is 23.



10)  

Find the sum of 23 and 29.

Answer: 89


SOLUTION 1 :
23 + 29  =  2 x 33 x 3 + 29
   =  69 + 29
   =  89

The sum is 89.