516 is the dividend, 3 is the divisor, 172 would be the quotient.
3 goes into 5 once with a 2 remainder, that 2 turns into 21 because of the 1 in 516 which 3 goes into seven times with a remainder of zero turning into 6, which 3 goes into twice, making the quotient 172.
172 times 3 is 516 
        
             
        
        
        
Answer:

Step-by-step explanation:
[3, 1] and [0, −3]

I am joyous to assist you anytime. 
 
        
                    
             
        
        
        
Answer: 13
Step-by-step explanation:
 
        
             
        
        
        
Answer:
sorry can't help hope someone gets it 
 
        
             
        
        
        
Answer:
330 television set
Step-by-step explanation:
Last month production = 880 television sets
This month production = 1,210 television sets
 The increase in production from last month to this month = This month production - Last month production
= 1,210 - 880
= 330 
The increase in production from last month to this month = 330 television set