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Four fours clock

Four fours analogue clock Each hour from one to twelve is represented by an expression that uses the number four exactly four times. 12 = (44+4):4 1 = 44:44 2 = 4:4+4:4 3 = (4+4+4):4 4 = 4×(4-4)+4 5 = (4×4+4):4 6 = (4+4):4+4 7 = 44:4-4 8 = (4+4):(4:4) 9 = 4:4+4+4 10 = (44-4):4 11 = (4!+4!-4):4