Flashcards

Divisibility Rules

irenepapers SHSAT 7th - 8th Grade English 9 cards

Cards in this deck (9)

1Divisibility Rule for 2The last digit must be even.
2Divisibility Rule for 3The sum of the digits is a multiple of 3.
3Divisibility Rule for 4The last 2 digits compromise a 2-digit multiple of 4.
4Divisibility Rule for 5The last digit is 5 or 0.
5Divisibility Rule for 6The last digit is even AND the sum of the digits is a multiple of 3.
6Divisibility Rule for 7If you double the last digit, and subtract it from the rest of the number, and the answer is 0, or divisible by 7.
7Divisibility Rule for 8The last three digits are divisible by 8.
8Divisibility Rule for 9The sum of the digits is a multiple of 9.
9Divisibility Rule for 10The last digit is 0.