Number Room Escape

Walkthrough:
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- Go to the calendar.
- Note the number 'zero' marked in red color.
- Go to June month in the calendar.
- Note the month 'June' marked in red color. 
- It denotes the 6th month.
- Note the number'9' marked in red color.
- Go to August month in the calendar.
- Note the number'2' marked in red color.
- In the calendar, number 29 is missing in the month of August. 
- Note it down.
- Join all the numbers which has been noted till the present moment.
- The number is 069229.
- Use the number to open the star locker.
- Find out the value of each shape and add the values.
- The value is 5000.
- Go to the square locker and use the value to open the locker.
- The locker contains a letter.
- Read the letter and find out the number of days.
- Number of days: 1461.
- Use the number to open the Circle locker.
- In the locker, there is a 3x3 number game.
- Fill the empty box with the number.
- Find out the numbers and multiply it.
- The answer is 252.
- Go to the triangle locker and use the number to open the locker.
- The locker contains a puzzle.
- Find out the answer by adding the results of letter (1461), and 
  the added value of the 3x3 number games (15).
- 1461+15= 1476.
- Go to the floor locker and use the number to open the locker.
- Do the calculation by adding the answers and the clues.
- The Calculation becomes 069229+5000+1461+1476+252 = 77418.
- Add 45 to 77418.
- The answer is 77463.
- The door opens.