Scroll:Mental Sums >> Mental Sums >> saq (241)

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)  

Round off 7781 to the nearest tens. 


Answer:_______________




2)  

Round off 8378 to the nearest tens.


Answer:_______________




3)  

Round off 9014 to the nearest tens. 


Answer:_______________




4)  

Round off 3746 to the nearest tens.


Answer:_______________




5)  

Round off 1022 to the nearest tens. 


Answer:_______________




6)  

Round off 1419 to the nearest tens.


Answer:_______________




7)  

Round off 7574 to the nearest tens. 


Answer:_______________




8)  

Round off 7339 to the nearest tens.


Answer:_______________




9)  

Round off 8253 to the nearest tens. 


Answer:_______________




10)  

Round off 4677 to the nearest tens.


Answer:_______________




 

1)  

Round off 7781 to the nearest tens. 
Answer: 7780


SOLUTION 1 :

1 is less than 5. Hence, we round down the number.

Answer: 7790



2)  

Round off 8378 to the nearest tens.
Answer: 8380


SOLUTION 1 :

8 is more than 5. Hence, we round up the number.

Answer: 8380



3)  

Round off 9014 to the nearest tens. 
Answer: 9010


SOLUTION 1 :

4 is less than 5. Hence, we round down the number.

Answer: 9020



4)  

Round off 3746 to the nearest tens.
Answer: 3750


SOLUTION 1 :

6 is more than 5. Hence, we round up the number.

Answer: 3750



5)  

Round off 1022 to the nearest tens. 
Answer: 1020


SOLUTION 1 :

2 is less than 5. Hence, we round down the number.

Answer: 1030



6)  

Round off 1419 to the nearest tens.
Answer: 1420


SOLUTION 1 :

9 is more than 5. Hence, we round up the number.

Answer: 1420



7)  

Round off 7574 to the nearest tens. 
Answer: 7570


SOLUTION 1 :

4 is less than 5. Hence, we round down the number.

Answer: 7580



8)  

Round off 7339 to the nearest tens.
Answer: 7340


SOLUTION 1 :

9 is more than 5. Hence, we round up the number.

Answer: 7340



9)  

Round off 8253 to the nearest tens. 
Answer: 8250


SOLUTION 1 :

3 is less than 5. Hence, we round down the number.

Answer: 8260



10)  

Round off 4677 to the nearest tens.
Answer: 4680


SOLUTION 1 :

7 is more than 5. Hence, we round up the number.

Answer: 4680