Scroll:Whole Numbers >> Find the missing number >> mcq (74)


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)  

 Choose and fill in the correct choice in the blank below.

371 + 20 + 8 = ____ + 20






(                    )




2)  

 Choose and fill in the correct choice in the blank below.

218 + 26 + 9 = ____ + 20






(                    )




3)  

Choose and fill in the correct choice in the blank below.

617 + 90 + 8 = ____ + 20






(                    )




4)  

 Choose and fill in the correct choice in the blank below.

487 + 88 + 5 = ____ + 20






(                    )




5)  

 Choose and fill in the correct choice in the blank below.

550 + 20 + 7 = ____ + 20






(                    )




6)  

Choose and fill in the correct choice in the blank below.

638 + 57 + 5 = ____ + 20






(                    )




7)  

 Choose and fill in the correct choice in the blank below.

120 + 39 + 2 = ____ + 20






(                    )




8)  

 Choose and fill in the correct choice in the blank below.

864 + 12 + 9 = ____ + 20






(                    )




9)  

Choose and fill in the correct choice in the blank below.

580 + 35 + 9 = ____ + 20






(                    )




10)  

 Choose and fill in the correct choice in the blank below.

261 + 51 + 3 = ____ + 20






(                    )




 

1)  

 Choose and fill in the correct choice in the blank below.

371 + 20 + 8 = ____ + 20





Answer: 2


SOLUTION 1 :

Step 1: 371 + 20 + 8 = 399

Step 2: 399 - 20 = 379



2)  

 Choose and fill in the correct choice in the blank below.

218 + 26 + 9 = ____ + 20





Answer: 1


SOLUTION 1 :

Step 1: 218 + 26 + 9 = 253

Step 2: 253 - 20 = 233



3)  

Choose and fill in the correct choice in the blank below.

617 + 90 + 8 = ____ + 20





Answer: 4


SOLUTION 1 :

Step 1: 617 + 90 + 8 = 715

Step 2: 715 - 20 = 695



4)  

 Choose and fill in the correct choice in the blank below.

487 + 88 + 5 = ____ + 20





Answer: 3


SOLUTION 1 :

Step 1: 487 + 88 + 5 = 580

Step 2: 580 - 20 = 560



5)  

 Choose and fill in the correct choice in the blank below.

550 + 20 + 7 = ____ + 20





Answer: 3


SOLUTION 1 :

Step 1: 550 + 20 + 7 = 577

Step 2: 577 - 20 = 557



6)  

Choose and fill in the correct choice in the blank below.

638 + 57 + 5 = ____ + 20





Answer: 4


SOLUTION 1 :

Step 1: 638 + 57 + 5 = 700

Step 2: 700 - 20 = 680



7)  

 Choose and fill in the correct choice in the blank below.

120 + 39 + 2 = ____ + 20





Answer: 1


SOLUTION 1 :

Step 1: 120 + 39 + 2 = 161

Step 2: 161 - 20 = 141



8)  

 Choose and fill in the correct choice in the blank below.

864 + 12 + 9 = ____ + 20





Answer: 3


SOLUTION 1 :

Step 1: 864 + 12 + 9 = 885

Step 2: 885 - 20 = 865



9)  

Choose and fill in the correct choice in the blank below.

580 + 35 + 9 = ____ + 20





Answer: 1


SOLUTION 1 :

Step 1: 580 + 35 + 9 = 624

Step 2: 624 - 20 = 604



10)  

 Choose and fill in the correct choice in the blank below.

261 + 51 + 3 = ____ + 20





Answer: 1


SOLUTION 1 :

Step 1: 261 + 51 + 3 = 315

Step 2: 315 - 20 = 295