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 4343 to the nearest tens. 


Answer:_______________




2)  

Round off 6489 to the nearest tens.


Answer:_______________




3)  

Round off 3773 to the nearest tens. 


Answer:_______________




4)  

Round off 8979 to the nearest tens.


Answer:_______________




5)  

Round off 2161 to the nearest tens. 


Answer:_______________




6)  

Round off 7648 to the nearest tens.


Answer:_______________




7)  

Round off 7311 to the nearest tens. 


Answer:_______________




8)  

Round off 7579 to the nearest tens.


Answer:_______________




9)  

Round off 2662 to the nearest tens. 


Answer:_______________




10)  

Round off 7238 to the nearest tens.


Answer:_______________




 

1)  

Round off 4343 to the nearest tens. 
Answer: 4340


SOLUTION 1 :

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

Answer: 4350



2)  

Round off 6489 to the nearest tens.
Answer: 6490


SOLUTION 1 :

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

Answer: 6490



3)  

Round off 3773 to the nearest tens. 
Answer: 3770


SOLUTION 1 :

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

Answer: 3780



4)  

Round off 8979 to the nearest tens.
Answer: 8980


SOLUTION 1 :

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

Answer: 8980



5)  

Round off 2161 to the nearest tens. 
Answer: 2160


SOLUTION 1 :

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

Answer: 2170



6)  

Round off 7648 to the nearest tens.
Answer: 7650


SOLUTION 1 :

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

Answer: 7650



7)  

Round off 7311 to the nearest tens. 
Answer: 7310


SOLUTION 1 :

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

Answer: 7320



8)  

Round off 7579 to the nearest tens.
Answer: 7580


SOLUTION 1 :

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

Answer: 7580



9)  

Round off 2662 to the nearest tens. 
Answer: 2660


SOLUTION 1 :

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

Answer: 2670



10)  

Round off 7238 to the nearest tens.
Answer: 7240


SOLUTION 1 :

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

Answer: 7240