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August Delgado
Mathematics
21 November, 01:48
What is divisibility rule for 3
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Yazmin Woods
21 November, 02:05
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Since 18 is divisible by 9, 9 is a factor of 18. A divisibility test is a rule for determining whether one whole number is divisible by another. It is a quick way to find factors of large numbers. Divisibility Test for 3: if the sum of the digits of a number is divisible by 3, then the number is divisible by 3.
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Jazmin
21 November, 02:16
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Add all the digits of the number you are checking. if this number is divisible by 3 then the original number is too
example is 16344 divisible by 3?
1+6+3+4+4=18. 18 is divisible by three, so 16344 is divisible by three also
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