Calculate the digit sum of 420
Calculate the reduced digit sum of 420
Add up 3 digits of 420:
Digit Sum → 4 + 2 + 0 = 6
Since our digit sum ≤ 9:
we have our reduced digit sum
Final Answer
Digit Sum = 6
Reduced Digit Sum = 6
Reduced Digit Sum = 6
Calculate the digit sum of 420
Calculate the reduced digit sum of 420
Digit Sum → 4 + 2 + 0 = 6
Since our digit sum ≤ 9:
we have our reduced digit sum
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