Question

Isabel try to evaluate an expression step-by-step. Find Isabels mistake. I will send a screenshot of the expression and choices.

Answer 1

Given:

The expression is:

`(2+8)+8`

Find-:

Slove the step and found the mistake

Explanation-:

The expression is:

`=(2+8)+8`

Step 1

`=2+(8+8)`

Step 2

`=2+16`

Step 3

`=18`

So, the mistake in step 2