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When do you say that a no is divisible by 7?
When a number is a multiple of seven it is also divisible by seven.
510 is NOT divisible by what number?
510 is not divisible by seven.
What are signs that a number is divisible by 3?
If all the digits in a number add up to a number divisible by three, the number itself is divisible by three.For example the number 711: 7 + 1 + 1 = 9. Nine is divisible by three, therefore 711 is divisible by three.
What is the smallest number divisible by eight seven and five?
The smallest number divisible by eight seven and five is 280.
What is the converse inverse and contrapositive If every digit of a number is divisible by 3 then the number is divisible by 3?
Converse:If a number is divisible by 3, then every number of a digit is divisible by three. Inverse: If every digit of a number is not divisible by 3 then the number is not divisible by 3? Contrapositive:If a number is not divisible by 3, then every number of a digit is not divisible by three.
If the ............. of the digits for a whole number is divisible by three then the whole number is also divisible by three?
You would fill in the blank with the word sum, which means that you add each of the digits of the number. If that sum is divisible by three then the number is divisible by 3.
What is the number 1071 divisible by?
Seven
What numbers are not divisible by 7?
There is an infinite number of numbers that are not divisible by seven!
Is 21 seven a prime number?
21 is the product of two prime numbers, three and seven. A prime number is defined as a number divisible only by one or itself. So ... NO ... 21 is not a prime number.
What is the greatest three digit number that is divisible by 7?
The greatest three digit number that is divisible by 7 is 994.
What is a quick way to determine if 3 is a factor of a number?
If the sum of the digits of a given number is divisible by three, the number is divisible by three.
How would you reconise a multiple of three?
if the number is a 2 or more diget number, you add up all of the numbers in the number and when you have the sum, if the sum is divisible by 3 , the whole number is divisible by three EX. 123=6, 6 is divisible by 3 so 123 is divisible by three 447=15 is divisible by 3 so 447 is divisible by 3 989=26 is *NOT* divisible by 3 so 989 is not divisible by three this truly does work for every single number
