8th Grade Unit 1

3. a value that is close to the exact value but is not precise
7. the set of whole numbers and their opposites
9. a number that, when multiplied by itself, equals the given number
11. the set of all rational and irrational numbers
13. any number that can be written as a fraction, this includes integers, fractions, and decimals that either terminate or repeat

1. an integer that is the product of an integer multiplied by itself
2. a method of writing very large or very small numbers using powers of 10
4. the regular way of writing a number, without using powers of 10
5. a number that cannot be expressed as a fraction--its decimal form is non-terminating and non-repeating
6. the set of natural numbers plus zero
8. the set of positive integers used for counting
10. the power of 10 that indicates how many places the decimal point should be moved
12. in scientific notation, the number that is multiplied by the power of 10