What are the divisibility criteria ?

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  • เผยแพร่เมื่อ 20 ต.ค. 2024
  • What are the divisibility criteria?
    Divisibility criteria are rules for knowing whether a number is divisible by another.
    Summary:
    A number is divisible by 2:
    If it ends in 0; 2; 4; 6; 8 (These are even numbers)
    A number is divisible by 3 :
    If the sum of its digits is divisible by 3
    A number is divisible by 4 :
    If the number formed by its last two digits (the tens digit and the units digit) is divisible by 4 or if it ends with 00
    A number is divisible by 5 :
    If it ends in 0 or 5
    A number is divisible by 9 :
    If the sum of its digits is divisible by 9
    A number is divisible by 10 :
    If it ends in 0
    A number is divisible by 25 :
    If it ends with 00 or 25 or 50 or 75
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