Tuesday, 19 June 2018

Thursday, 22 March 2018

Wednesday, 21 March 2018

Thursday, 22 February 2018

divisible rules for 3 .6 .9

Divisibility Rules


A number is divisible by 6 if the digits in the number add to multiple of 3 and
original number was even
E.G. 24612 adds to 2+4+6+1+2=fifteen


A number is divisible by 9 if the digits add up to multiple of 9   


E.g. 125325 adds to
1+2+5+3+2+5
=18  so it is a multiple of nine and can be divided by 9


A number is divisible by 3 if the digits in the number add
to a multiple of 3.  
E.g. 231 = 2+3+1=6 and six is a multiple of 3  

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