Question

using exactly four 4's and any operations[ ,-,x,/,()] write an expression to equal each of the following: 1 2 3 4 5

Answer 1

$(4 - 4) + \frac{4}{4} = 1$
$\frac{4}{4} + \frac{4}{4} = 2$
$\frac{4 + 4 + 4}{4} = 3$
$4 + \frac{4 - 4}{4} = 4$
$\frac{(4 * 4) + 4}{4} = 5$