Question

Use the additive inverse to find - 123.45 - (-234.76).

A. -111.31

B. -358.21

C. 111.31

D. 121.31

Answer 1

To find the value of -123.45 - (-234.76), we need to add the additive inverse of -234.76 to -123.45.

The additive inverse of -234.76 is 234.76 (since the additive inverse of a negative number is the positive number with the same absolute value).

So, -123.45 - (-234.76) is equal to -123.45 + 234.76.

Adding these two numbers, we get:

-123.45 + 234.76 = 111.31.

Therefore, the answer is:

C. 111.31