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What number cannot be used as the denominator of a fraction? Explain why.

User Hock
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2 Answers

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Zero cannot be a denominator.
User Mitselplik
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zero can't be denominator because division by zero is an operation you can not find and answer, so it is disallowed. 0 times and number is zero. Same thing when it comes to fractions. it won't add up to anything 
User Noamt
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