Four Fours/88

Puzzle

Using exactly $4$ instances of the number $4$, the task is to write an expression for $88$, using whatever arithmetical operations you consider necessary.

Solutions

Solution $1$

$88 = 4! \times 4 - 4 - 4$

Solution $2$

$88 = 4! \times 4 - 4 \times \sqrt 4$

Solution $3$

$88 = 44 + 44$

Also see

Previous  ... Next