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If a numbers digits add up to a number that is divisible by nine, the number is divisible by nine. Example~ 486 4+8+6=18 Since 18 is divisible by 9, 486 is divisible by 9. 561 5+6+1=12. 561 isn't divisible by 9.
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∙ 2008-10-26 00:52:10
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What is the divisibility rule for 34?
There is no easy rule for divisibility by 34.
Why does divisibility rule for 6 work?
By tautology. If it did not work, it would not be a divisibility rule!
How does the divisibility rule for 4 and 8 work?
why does the divisibility rule work for 4
What is divisibility rule?
What is the divisblity rule by 8
What is the divisibility rule?
Able to Be Divided
How can you use a divisibility rule to determine if117 is prime or composite?
By using the divisibility rule for 3, we find that 117 is divisible by 3. That makes it composite.
What is the divisibility rule for 34?
There is no easy rule for divisibility by 34.
Why does divisibility rule for 9 work?
add all the digits together and see if it is divisible by nine.
What divisibility rules were combined to make the divisibility rule of 36?
The divisibility rules of 4 and 9 are combined to make the divisibility rule of 36.
Why does divisibility rule for 6 work?
By tautology. If it did not work, it would not be a divisibility rule!
How does the divisibility rule for 4 and 8 work?
why does the divisibility rule work for 4
What are the divisablity rules?
the divisibility rule for 2 is: The number is even;the last digit ends with a 2,4,6,8,10, etc.The divisibility rule fir 3 is: The sum of the number is divisible by 3The divisibility rule for 4 is: The last two digits are divisible by 4The divisibility rule for 5 is: The number ends with a 5 or 0The divisibility rule for 6 is: The sum CAN be divisible by 2 and or 3The divisibility rule for 9 is: The sum of the number is divisible by 9The divisibility rule for 10 is : The number ends with a 0
What is divisibility rule?
What is the divisblity rule by 8
What is the divisibility rule for thirteen?
Subtract nine times the last digit from the rest; repeat if necessary. The result must be divisible by 13.
Why does divisibility rule for 2?
The divisibility rule for 2 works because the base of our number system, 10, is divisible by 2.
Is there a divisibility rule for 24?
there is a divisibility for 24 the rule is you can divide 24 as 6 and 4 i think
What is the divisibility rule?
Able to Be Divided
