Four Fours/0/Solutions

Puzzle: Four Fours: $0$

Using exactly $4$ instances of the number $4$, the task is to write an expression for $0$, using whatever arithmetical operations you consider necessary.

Solutions

Solution $1$

$0 = \paren {4 + 4} - \paren {4 + 4}$

Solution $2$

$0 = \dfrac {4 - 4} {4 + 4}$

Solution $3$

$0 = \paren {4 \times 4} - \paren {4 \times 4}$

Solution $4$

$0 = \dfrac 4 4 - \dfrac 4 4$

Solution $5$

$0 = \paren {4 - 4} + \paren {4 - 4}$

Solution $6$

$0 = \paren {4 - 4} - \paren {4 - 4}$