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What are the divisibility rules for 1 2 3 4 5 6 9 and 10?
All whole numbers are divisible by 1. Numbers are divisible by 2 if they end in 2, 4, 6, 8 or 0. Numbers are divisible by 3 if the sum of their digits is divisible by 3. Numbers are divisible by 4 if the last two digits of the number are divisible by 4. Numbers are divisible by 5 if the last digit of the number is either 5 or 0. Numbers are divisible by 6 if they are divisible by 2 and 3. Numbers are divisible by 9 if the sum of their digits is equal to 9 or a multiple of 9. Numbers are divisible by 10 if the last digit of the number is 0.
What are 3 examples of numbers that are divisible by 2 and 10 but not 5?
There are no such numbers.
What odd numbers are divisible by 2?
No odd numbers are evenly divisible by 2. 3 ÷ 2 = 1 1/2 11 ÷ 2 = 5 1/2
Is 75 divisible by 2 prime numbers?
Yes. The prime factorization of 75 is 3 x 5 x 5. So 75 is divisible by the two prime numbers 3 and 5.
What is a number that is divisible by 2 3 5 6 9 but not by 10?
There are no numbers that satisfy this. If a number is divisible by both 2 and 5, then it must also be divisible by 10.
What are the prime numbers between 2 and 10?
3, 5, 7. 4, 6, and 8 are divisible by 2. 9 is divisible by 3.
Can 2070 be divisible by 2 3 5 9 10 or none?
It is divisible by all of those numbers.
Is 540 divisible by 2 3 5 9 10?
yes it is divisible by all of those numbers
Is 50 divisible by 3?
No. 50 is divisible by these numbers: 1, 2, 5, 10, 25, 50.
Is a number always divisible by 4 if the sum of the digits is 8?
No. 26 for instance the sum of the digits is 8 but not divisible by 4. 32 the sum of the digits is 5 but divisible by 4 The rules for some other numbers are 2 all even numbers are divisible by 2 3 The sum of the digits is divisible by 3 4 The last 2 numbers are divisible by 4 5 The number ends in a 0 or 5 6 The sum of the digits is divisible by 3 and is even 7 no easy method 8 The last 3 numbers are divisible by 8 9 The sum of the digits is divisible by 9
Which numbers are odd numbers?
1,3,5,7,9 Odd numbers are the ones that if you repeatedly subtract 2 from, you will end with 1. Odd numbers always end in 1, 3, 5,7, and 9. Examples: 23, 37, 51, 69, 75, 87, 99
Is 4320 divisible by 2 3 5 9 or 10?
Last digit (0) is even, so it is divisible by 2 4 + 3 + 2 + 0 = 9 which is divisible by 3, so it is divisible by 3 last digit is 0 or 5, so it is divisible by 5 4 + 3 + 2 + 0 = 9 which is divisible by 9, so it is divisible by 9 last digit is 0, so it is divisible by 10 → 4320 is divisible by all the numbers 2, 3, 5, 9, 10
