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Without dividing, determine if , is divisible by and explain how you know. divisible by
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Q. Without dividing, determine if , is divisible by and explain how you know. divisible by
- Add Digits and Check Divisibility: To determine if a number is divisible by , add up all the digits of the number and see if the sum is divisible by .Calculation:
- Calculate Sum Divisibility: Now, determine if the sum of the digits, which is , is divisible by .Calculation: , which is a whole number.
- Final Result: Since the sum of the digits () is divisible by , the original number () is also divisible by .
