a scuba diver is 120 feet below the water surface. she ascends 83 feet. what is her current depth? write an addition equation and then solve. interperet the sum

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Answer:

If she is 120 feet below the surface she is -120 feet below the surface. If she goes up by 83 feet she will be 37 feet below the surface. Therfore the answer is -37 feet.

The current dept is 37 feet below the water surface.

What is negative sign?

A negative sign or minus sign is a mathematical symbol to represents the subtraction between to numbers. It is also used to represent a negative numbers.

The negative or minus sign also indicates movement in the opposite direction on a number line.

According to the given question

Scuba diver is 120 feet below the water surface.

On number line 120 feet below is  represented by -120.

She ascends 83 feet means , she goes up 83 feet up

So, the current depth is calculated as

-120feet + 83feet

= -37 feet.

The negative sign represent that Scuba is 37 feet below the water surface.

Hence, the current dept is 37 feet below the water surface.

Learn more about negative sign here:

https://brainly.com/question/5870782

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