(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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Losing a minus sign
Misreading the question
Forgetting the other solution to the quadratic
mental gymnastics
Running out of space
Starting again
so if 3-2=1
then x-y=z
then 2=3-1
so y=x-z
Checking your answer and getting a really weird result
Giving up and using trial and error
Actually getting the correct answer
Forgetting to simplify
Misreading + as x
Mental
Breakdown
Doing the problem in the most convoluted way possible