457=14
782=55
842=66
276=?

• 457=4^2+(5-7)=14
  782=7^2+(8-2)=55
  842=8^2+(4-2)=66
  hence
  276=2^2+(7-6)=5
• 11 years agoHelpfull: Yes(2) No(0)
• 4*5-7+1=14
  7*8-2+1=55
  
  
  2*7-6+1=9
• 11 years agoHelpfull: Yes(0) No(3)