Question

Using the digits 1 to 9 at most one time each, place a digit in each box to create an equation that has a negative sum.

▯+▯▯=▯
You need to type your whole addition equation including the answer.
No variables the subject is integers

Answer 1

I didn't really understand what I was supposed to do but I think it depends but this is what I came up with

-5+3=-2