| Answer | Crossword Clue |
|---|---|
| REALS | Rational and irrational numbers |
| surds | (of a quantity) not capable of being expressed in rational numbers; irrational |
| surd | (of a quantity) not capable of being expressed in rational numbers; irrational |
| irrational | (of a number, quantity, or expression) Not expressible as a ratio of two integers, and having an infinite and nonrecurring expansion when expressed as a decimal. Examples of irrational numbers are the number p and the square root of 2 |
| irrationally | IRRATIONAL, not rational |
| irrational | not rational / an irrational number |
| NOS | They can be rational or irrational: Abbr. |
