Complete the rational rules

Exercise and reference answers

Missing parts

1. Answer

   zero

   Choices

   1. zero
   2. one
   3. ten

2. Answer

   factors

   Choices

   1. factors
   2. digits
   3. signs

3. Answer

   denominator

   Choices

   1. denominator
   2. numerator
   3. exponent

Complete the statement

Division by {0} is undefined, an expression is simplified when it has no common {1}, and unlike denominators need a common {2}.

Instructions

Tap a word for each blank to complete the sentence.

Explanation