Across
- 3. two numbers whose product is 1
- 5. a number, a variable, or the product of a number and a variable
- 7. The number that occurs most often in a set of data
- 9. to write an expression in a simpler form
- 11. a mathematical phrase that contains operations, numbers, and/or variables
- 13. A ratio that compares two quantities measured in different units
- 17. A statement that compares two quantities using <, >, ≤,≥, or ≠
- 18. a mathematical notation indicating the number of times a quantity is multiplied by itself
- 19. The middle number in a set of numbers that are listed in order
- 20. an equation that states that two ratios are equal
Down
- 1. adding the opposite
- 2. the number or expression that is used as a factor in a repeated multiplication
- 4. The numerical factor when a term has a variable
- 6. a quantity that does not vary
- 8. a mathematical sentence with an equal sign
- 10. An equation that is true for every value of the variable
- 12. a statement that solves a problem or explains how to solve the problem
- 14. substituting a given number for each variable
- 15. a number that has no factor but itself and 1
- 16. Whole numbers and their opposites