Division by Zero in a Simple Fraction: Problem 1 
Rule 1: The denominator of any fraction cannot have the value zero. If the denominator of a fraction is zero, the expression is not a legal fraction because it's overall value is undefined.

Problem 1: Write the numerator, denominator, and
division symbol for the simple fraction
.
Answer. This is not a fraction; its value is undefined because the denominator has a value of zero.

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