Answer
Success!
Digit Sum = 9
Reduced Digit Sum = 9
Reduced Digit Sum = 9
↓Steps Explained:↓
Calculate the digit sum of 180
Calculate the reduced digit sum of 180
Add up 3 digits of 180:
Digit Sum → 1 + 8 + 0 = 9
Since our digit sum ≤ 9:
we have our reduced digit sum
Final Answer
Digit Sum = 9Reduced Digit Sum = 9
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