final divisibility quiz

How can we look at a number and tell if it is divisible by 2?

• if the last digit ends with 2

• if the sum of the two last digit is divisible by 2

• if the last digit is odd

• if the last digit ends with 2,4,6,8 or 0

How can we look at a number and tell if it is divisible by 3?

• if the sum of the two first digit is divisible by 3

• if the sum of the digits is divisible by three

• if the last digit is divisible by 3

• none of the above

How can we look at a number and tell if it is divisible by 6?

• if the digit is divisible by both 2 and 3

• if the digit is divisible by 3 only

• if the sum of the digits is divisible by 6

• if the last digit is divisible by 6

How can we look at a number and tell if it is divisible by 4?

• if the last digit is divisible by 4

• if the sum of the digits is divisible by 4

• if the sum of the two last digit is divisible by 4

• if the two last digit is divisible by 4

How can we look at a number and tell if it is divisible by 9?

• if the sum of the digits are divisible by 9

• if the last digit is divisible by 9

• if the two last digit is divisible by 9

• none of the above

How can we look at a number and tell if it is divisible by 5?

• if the sum of the digits is divisible by 5

• if the last digit is divisible by 5

• if the digit ends with 0

• if the number ends with 0 or 5

select the number below that is divisible by 4,5 and 9

• 185

• 124

• 180

• 324

select the number that is divisible by 2,3 and 6

• 132

• 340

• 272

• 730

What other digit could you placed at the end of 345 to make it completely divisible by 5?

• 2

• 0

• 7

• 6

2_4 What digit could we placed in the blank space to make this number divisible by 4?

• 0

• 3

• 7

• 1