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Prove that a number is divisible by 2 if its unit places are 0, 2, 4, 6, 8 |
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Answer» 0,2,4,6,8 are divisible by 2 by DIVISIBILITY test of 2. Because all even numbers are divisible by 2. Therefore, a number is divisible by 2 if it has a 0, 2, 4, 6, or 8 in the ones place. For example, 54 and 2,870 are divisible by 2, but 2,221 is not divisible by 2. A number is divisible by 4 if its last two digits are divisible by 4. |
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