If the number is whole and ends in zero, it's divisible by 10
The divisibility rule for 2 works because the base of our number system, 10, is divisible by 2.
By tautology. If it did not work, it would not be a divisibility rule!
If a number ends in 0, it is divisible by 10.
What is the divisblity rule by 8
There is no easy rule for divisibility by 34.
If a number ends with 0, it is divisible by 10. If a number ends with 5 or 0, it is divisible by 5.
Able to Be Divided
2.50
2 squared 1 = 4 so the divisibility rule is that it is divisible by 1, 2 and 4.
Judging by some of the questions asked on this site, the first rule is that divisibility is a concept that applies only to whole numbers.
the number is even.
Use the divisibility rule for 10. If the number is divisible by 10, then it is obviously also divisible by 5.