Theory:

Real life situations of positive and negative are listed below:
 
Positive
Negative
IncreaseDecrease
WinLoss
CreditDebit
UpDown
DepositWithdraw
EarningOwing
ProfitLoss
SavingSpending
Temperature above zeroTemperature below zero
Basement (Below ground level)Floor (Above ground level)
  
1. shutterstock_1673639083.jpg
 
The average temperature of the Antarctic Plateau is 56.7°C.
 
 
2. shutterstock_221585599.jpg
 
Your account balance is \(-100\) rupees.
 
 
3. shutterstock_1776168140.jpg
 
This is a Giant isopod, which lives \(7000 \  feet\) below \((-7000 ft)\) the ocean surface.
 
Important!
Integers are represented by the letter "\(Z\)".