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 2238 to the nearest tens.


Answer:_______________




2)  

Round off 3544 to the nearest tens. 


Answer:_______________




3)  

Round off 5779 to the nearest tens.


Answer:_______________




4)  

Round off 7943 to the nearest tens. 


Answer:_______________




5)  

Round off 7438 to the nearest tens.


Answer:_______________




6)  

Round off 2932 to the nearest tens. 


Answer:_______________




7)  

Round off 9118 to the nearest tens.


Answer:_______________




8)  

Round off 6831 to the nearest tens. 


Answer:_______________




9)  

Round off 1079 to the nearest tens.


Answer:_______________




10)  

Round off 2672 to the nearest tens. 


Answer:_______________




 

1)  

Round off 2238 to the nearest tens.
Answer: 2240


SOLUTION 1 :

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

Answer: 2240



2)  

Round off 3544 to the nearest tens. 
Answer: 3540


SOLUTION 1 :

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

Answer: 3550



3)  

Round off 5779 to the nearest tens.
Answer: 5780


SOLUTION 1 :

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

Answer: 5780



4)  

Round off 7943 to the nearest tens. 
Answer: 7940


SOLUTION 1 :

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

Answer: 7950



5)  

Round off 7438 to the nearest tens.
Answer: 7440


SOLUTION 1 :

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

Answer: 7440



6)  

Round off 2932 to the nearest tens. 
Answer: 2930


SOLUTION 1 :

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

Answer: 2940



7)  

Round off 9118 to the nearest tens.
Answer: 9120


SOLUTION 1 :

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

Answer: 9120



8)  

Round off 6831 to the nearest tens. 
Answer: 6830


SOLUTION 1 :

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

Answer: 6840



9)  

Round off 1079 to the nearest tens.
Answer: 1080


SOLUTION 1 :

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

Answer: 1080



10)  

Round off 2672 to the nearest tens. 
Answer: 2670


SOLUTION 1 :

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

Answer: 2680