Roman number 1+11+111=111 Matchstick Puzzle

2.Matchstick Puzzles
Correct the equation by moving 1 matchstick.
Roman_number_1+11+111=111_Matchstick_puzzle 
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       Explanation : 
      
                        
       Move one matchstick from the first + sign to 1 
The equation becomes   
II - II + III = III
      
                         
                        
      
                          
                        
      
                        
                                    
      
                                  
    
                                
    
                              
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