Question

the sum of a number with its predecessor and successor is always divisible by 3 ?​

Answer 1

Answer:

yes because it is likely to cancel out difference of multiple 3 if we add predecessor and successor

Answer 2

Answer:

yes

Step-by-step explanation:

lets take the no 2

so the predecessor =1 and the successor =3

3+2+1=6 which is divisible by 3

hope it helps