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Answer

↓Steps Explained:↓

Calculate the digit sum of 483

Calculate the reduced digit sum of 483

Add up 3 digits of 483:

Digit Sum → 4 + 8 + 3 = 15

Since our digit sum > 9:
repeat this process to get the reduced digit sum:
Our new number to evaluate is 15

Add up 2 digits of 15:

Digit Sum → 1 + 5 = 6

Since our digit sum ≤ 9:
we have our reduced digit sum

Final Answer