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Divisibility

Factors and Primes

QuestionAnswer
Is 378 divisible by 2? Yes
Is 729 divisible by 10? No
Is 590 divisible by 5? Yes
Is 83,497 divisible by 2? No
Is 972,552 divisible by 5? No
Is 290 divisible by 10? Yes
Is 540 divisible by 3? Yes
Is 982 divisible by 9? No
Is 12,451 divisible by 3? No
Is 231,624 divisible by 9? Yes
Is 258,493,556 divisible by 4? Yes
Is 73,232 divisible by 8? Yes
Is 1,423,829,888 divisible by 8? Yes
How do you know if 2 is divisible to another number? If the number is even it is divisible by 2.
How do you know if 5 is divisible to another number? If the number ends in 5 or 0 it is divisible by 5.
How do you know if 10 is divisible to another number? If the number ends in 0 it is divisible by 10.
How do you know if 3 is divisible to another number? If the you add the digits of the number together and they are divisible by 3 then the number is divisible by 3.
How do you know if 9 is divisible to another number? If the you add the digits of the number together and they are divisible by 9 then the number is divisible by 9.
How do you know if 6 is divisible to another number? If the number is divisible by 2 and 3 then it is also divisible by 6.
How do you know if 4 is divisible to another number? If the last 2 digits of the number are divisible by 4 then the number is divisible by 4
How do you know if 8 is divisible to another number? !f the last 3 digits are divisible by 8 then the number is divisible by 3.
Created by: jalapeno