Why is a negative number minus a positive number equal to the sum of the absolute values of two numbers? Why is a negative number minus a positive number equal to the absolute sum of two numbers?

Why is a negative number minus a positive number equal to the sum of the absolute values of two numbers? Why is a negative number minus a positive number equal to the absolute sum of two numbers?

0

The inverse of minus 3 and one fifth is --, the inverse is --, and the absolute value is --. The inverse of minus 3 and one-fifth is --, the inverse is --, and the absolute value is --.

On the contrary, positive 3 and 1/5, reciprocal -16/5, absolute 3 and 1/5.

The opposite number is positive 3 and one fifth, reciprocal -16/5, absolute 3 and one fifth.