Four Fours/16/Solutions/1

Puzzle: Four Fours: $16$

Using exactly $4$ instances of the number $4$, the task is to write an expression for $16$, using whatever arithmetical operations you consider necessary.

Solution

$16 = 4 + 4 + 4 + 4$

Sources

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