ACTIVITY:
The Jinx Puzzle 

Directions: Here is a
puzzle that will always jinx you. See if you can figure out why.
Follow these steps: 

Pick a number ______


add 11______ 

multiply by 6 ______


subtract 3 ______


divide by 3 ______ 

add 5 ______ 

divide by 2 ______ 

Subtract the original number
______ 


Everyone try a number
and let’s see what we get as a class! 
Why is it called the
Jinx Puzzle? 

Do you think it will
always work? Why do you think that? 
What about weird
numbers? Do they work? 

How can we increase
our computing powers? 
Can you find a number
that will not always end up as 13? If not, why not? 

Let’s write out the
equation and solve it! 
What is the equation
of the line? 

> Key Guiding Question?
 How can we always get the same answer no matter what number
we start with?
 How can understanding equations help us solve this mystery?
 How can a spreadsheet be used to solve equations?
 How can we use the graph or the equation of the line to
predict the result?
