Question

if a and b are two integers such that a is the predecessor b, then find the value of a-b.

Answer 1

let a =9
b= 10
(as a is predecessor i.e -1 of b)
a-b
9-10
= -1
hence a-b = -1

Answer 2

Answer:

-1

Step-by-step explanation:

suppose ,let us think ,a=8 and b=9 so a-b =8-9 so the answer be -1