Question

Fine -30 + ( -25) + 72

Answer 1

Find:

`-30+(-25)+72`

step 1: open the bracket,

`-30-25+72\text{ , note that (}+*-=-)`

step 2: simplify step-wise

`\begin{gathered} -30-25=-55 \\ -55+72=17 \end{gathered}`

The answer is 17