If P and Q are two integers such that `P' is the predecessor of Q, what is the value of P- Q?

Here, P=Q-1

Now, P-Q = Q-1 - Q = -1

Therefore, P-Q=-1

If p and q are two integers such that p is the predecessor of q find the value of p-q

P-q =q -1 - q = -1

2022

If p and q are

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