On a number line what is the distance between $8213_w24_h37.png$ , $1443_w24_h37.png$

The distance between numbers can be found by using absolute values ($7154_w15_h19.png$ or abs(a)).
The distance between these numbers is abs
$7540_w163_h45.png$
$2931_w119_h45.png$
$2454_w184_h45.png$