22DEC20TUE

Negative numbers are the images of positive numbers.

Image of -1 is 1.

- (-1) is equal to 1.

The image of 1 on the other side: -1

Positive numbers represent 'right'.

Negative numbers represent 'left'.

1+1 = 1 step right, again 1 step right, final position: 2

- 1 - 1 = 1 step left, again 1 step left, final position: -2

1-1 = 1 step right, 1 step left, final position: 0

What is the image of 1? Answer: -1

minus sign stands for IMAGE OF.

– (– 1) means image of (– 1) = ?. The image of -1 is 1.

3 – 5 = ? 3 steps right, then 5 steps left, final position: