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These divisibility rules can help you become a stronger Math student
Please note: I left off 7 You can follow this divisibility rule.
"The divisibility rule of 7 picks the last digit of a number, multiplies it by 2, and subtracts it with the rest of the number to its left. We check to see if the difference is a 0 or a multiple of 7 to confirm that it is completely divisible by 7"
A number is divisible by 2 if it ends in 0, 2, 4, 6, or 8 (all even numbers).
Example: 356 is divisible by 2 because the number in the one's place is 6.
A number is divisible by 3 if the sum of the digits is divisible by 3.
Example: 516 is divisible by 3 because the 5 + 1 + 6 = 12, and 12 is divisible by 3.
A number is divisible by 4 if the last two digits form a number divisible by 4.
Example: 3,532 is divisible by 4 because 32 is divisible by 4.
A number is divisible by 5 if it ends in 0 or 5.
Example: 670 is divisible by 5 because the digit in the one's place is a 0.
A number is divisible by 6 if it is divisible by both 2 AND 3.
Example: 702 is divisible by 6 because it ends in a 2 AND 8 + 1 + 0 = 9 which is divisible by 3.
A number is divisible by 9 if the sum of the digits is divisible by 9.
Example: 297 is divisible by 9 because 2 + 9 + 7 = 18 which is divisible by 9.
A number is divisible by 10 if it ends in a
Example: 3400 is divisible by 10 because there is a 0 in the one's place.
Updated video
• Divisibility Rules 2-10