show the addition steps for

$($

c

$)$

$,$

upper range

$,$

$$ on how the digits are added to get the result without converting in binary

$.$

$$show the addition in hexadecimal number sytem

$.$

$$No need to show the addition for

$($

a

$)$

$,$

$($

b

$)$

$$and

$($

d

$)-$If DS$=7$FA$2$H and the offset is $438EH$

a$)$ Calculate the physical address

$7FA20+438E=83$DAE

b$)$ calculate the lower range

$7$FA$2$:$438$E