Four Fours/79/Solutions/2

Puzzle: Four Fours: $79$

Using exactly $4$ instances of the number $4$, the task is to write an expression for $79$, using whatever arithmetical operations you consider necessary.

Solution

$79 = \dfrac {4! + {. \dot 4} } {. \dot 4} + 4!$

Sources

• 1964: L.H. Clarke: Fun with Figures ... (previous) ... (next): Solutions: $(46)$