# divisibility rules

 If the last digit is even (# ends in a 0,2,4,6, or 8) number is divisible by  2 If the sum of the digits is divisible by 3, then the # is also... which number is this  3 If the last two digits form a number divisible by 4 then it is also ... which number is this  4 If the last digit is 5 or 0 , then the # is divisible by 5 If the # is divisible by both 3 and 2 (#is even and rule for 3 is satisfied) # is divisible by  6 Take last digit double it and subtract that from the rest of the number; if answer is divisible by 7 (including 0) original # is to...what is this # 7 If last 3 digits form # divisible by 8 then so is the original #... what is the # 8 If the sum of the digits is divisible by 9 # is to...what is this #  9 If # ends in 0 its divisible by  10 Alternately add and subtract digits from left to right  include 0. if result is divisible by 11 so is the original #...what is this # 11 If the # is divisible by both 3 and 4 it is divisible also by 12 Delete the last digit from # then subtract 9 tines the deleted digit from remaining #, if what is left is divisible by 13 so is the original #...what # is this  13 Authorddunback ID193275 Card Setdivisibility rules Descriptionrules 2-13 for divisibility Updated2013-01-17T00:19:00Z Show Answers