(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.
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Order of operations skill issue
Forgetting to simplify
Giving up and using trial and error
Wolfram Alpha
Mental
Breakdown
Doing the problem in the most convoluted way possible
so if 3-2=1
then x-y=z
then 2=3-1
so y=x-z
Huge expansion
That 0 looks a lot like a 6
Actually getting the correct answer
Forgetting to write a pair of brackets
Losing a minus sign
Running out of space
mental gymnastics
Misreading the question
Dividing by zero
Forgetting the other solution to the quadratic
Checking your answer and getting a really weird result