The Signed Number Race Challenge

Itís your move. Your numbers are -1, +3, and -1. List all the possible different moves you can make in the chart below. How many different moves are there? (One is done for you. There are three excellent moves if you can make them with these numbers!)

 


 
No. 1
Operation 
( + - * /)
No. 2
Operation 
( + - * /)
No. 3
Move
3
 +
-1
-
-1
3
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

From the list, pick out your best moves and explain why they are so.

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