Answer
Digit Sum = 7
Reduced Digit Sum = 7
↓Steps Explained:↓

Calculate the digit sum of 133
Calculate the reduced digit sum of 133

Add up 3 digits of 133:
Digit Sum → 1 + 3 + 3 = 7
Since our digit sum ≤ 9:
we have our reduced digit sum
Final Answer
Digit Sum = 7
Reduced Digit Sum = 7
Related Calculators:
Factorization |
Number Information |
1089 Number Trick