Numbers
Adding up some numbers and getting an average to 4 decimal places
Operations
The order of operations:
brackets
exponent
division & multiplication
addition & subtraction
where the operators have equal priority then the order is taken from left to right
combination of operations
Plus (Plus) = Plus
Minus (Minus) = Plus
Plus (Minus) = Minus
Minus (Plus) = Minus
Plus x Plus = Plus
Minus x Minus = Plus
Plus x Minus = Minus
Minus x Plus = Minus
Plus / Plus = Plus
Minus / Minus = Plus
Plus / Minus = Minus
Minus / Plus = Minus
spurious accuracy ??
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