donguata: “funkyness: “missbaphomet: “math-memes: “” He should have a parenthesis around the 230-220 or else in the order of operations would default to 220x0.5, thus making the equation 230-110=120 ” that’s the joke actually! “5!” with the exclamation point is a factorial, so 5!=5x4x3x2x1=120 ” ”