Question

How do you simplify `112-[125-(40-41)]`?

Answer 1

-14

Explanation:

112 -[125 -(-1)]

112 -[125 +1]

112 -[126]

-14

Answer 2

`112-[125-(40-41)]=color(blue)(-14`

Explanation:

Follow the order of operations as indicated by the acronym PEMDAS:

Parentheses/brackets

Exponents/powers

Multiplication and Division in order from left to right.

Addition and Subtraction in order from left to right.

Simplify:

`112-[125-(40-41)]`

Simplify `(40-41)` to `-1`.

`112-[125-(-1)]`

Simplify `[125-(-1)]` to `[126]`.

`112-126`

Simplify `112-126` to `-14`.

`-14`