Use the additive inverse to find -492.89-(871.78)

The additive inverse of a number is the negative of that number. So, to find the result of subtracting -871.78 from -492.89, we can find the additive inverse of -871.78 and add it to -492.89.

The additive inverse of -871.78 is 871.78.

So the expression becomes -492.89 + 871.78.

Now we can subtract the numbers:
-492.89 + 871.78 = 378.89

Therefore, -492.89 - 871.78 = 378.89.

To find the sum of -492.89 and -871.78 using the additive inverse, you can follow these steps:

1. Take the additive inverse of -871.78. The additive inverse of a number is the opposite sign of the number. In this case, the additive inverse of -871.78 is 871.78.

2. Rewrite the problem as -492.89 + 871.78.

3. Add the numbers together: -492.89 + 871.78 = 378.89.

Therefore, -492.89 - (871.78) is equal to 378.89.

To find the solution of -492.89 - (-871.78), you can use the concept of additive inverse.

The additive inverse of a number is the number that, when added to the original number, gives a sum of zero. In other words, it is the opposite of the original number.

To find the additive inverse of a number, you simply change the sign of the number.

For example, the additive inverse of 5 is -5, and the additive inverse of -10 is 10.

In this case, you need to find the additive inverse of -871.78.

To do this, change the sign of the number to obtain a positive value:

Additive inverse of -871.78 = 871.78.

Now, you can rewrite the expression -492.89 - (-871.78) as -492.89 + 871.78.

To perform the calculation, add the two numbers together:

-492.89 + 871.78 = 378.89.

Therefore, the solution to -492.89 - (-871.78) is 378.89.