1+3+5+7 what is difference in it

• Question is not in clear.
  It seems,
  
  Difference(Odd man) = Except 1, all(3,5,7) other are prime numbers will be add.
  
  Difference(Minus) = 1-3-5-7 = -14
• 12 years agoHelpfull: Yes(0) No(1)
• Difference is 2;
  3-1 = 2
  5-3 = 2
  7-5 = 2
• 12 years agoHelpfull: Yes(0) No(0)
• The Question may be about Odd one out
  the Answer is 1
  Bcz except 1 remaining all Prime Numbers
• 12 years agoHelpfull: Yes(0) No(0)
• 2 is the difference in all of numbers.
  
• 12 years agoHelpfull: Yes(0) No(0)
• Here first term is square of 1, sum of first two terms is square of 2, sum of first thre terms is square of three and sum of four terms is square of 4 as shown below.
  
  1 = 1 ^ 2
  1+3 = 4 = 2 ^ 2
  1+3+5 = 9 = 3 ^ 2
  1+3+5+7 = 16 = 4 ^ 2
• 12 years agoHelpfull: Yes(0) No(0)