Divisibility Rules.

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Presentation transcript:

Divisibility Rules

A number is divisible by……………. 2 if the digit in the ones place is even 3 if the sum of the digits is divisible by 3 4 if the number formed by the last two digits is divisible by 4 5 if the digit in the ones place is 5 or 0 6 if the number is both divisible by 2 and 3 9 if the sum of the digits is divisible by 9 10 if the digit in the ones place is a 0

Is this number divisible by 2…. 45 564 1,268 633

Is this number divisible by 3…. 27 921 852 1,145

Is this number divisible by 4…. 846 268 826 428

Is this number divisible by 5…. 1,000 584 555 296

Is this number divisible by 6…. 342 16 246 798

Is this number divisible by 9…. 72 990 1,543 365

Is this number divisible by 10…. 79 100 95 25,620