When you see this sign: + plus add plus add ++++++++ , but not when you see : A+, B+, C+, D+. That is your grade. By: super answerer
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Bank tellers need to know subtraction and addition. and multiplicaiton and division. (arithmetic)
You need two equations to use the addition method.
You need use fractions, addition, multiplacation, and divison for everyday use
I dont know why not ask some math geek
when the vectors are not all pointing in the same direction