Across
- 2. opposite numbers are the two numbers
- 3. expressions that are multiplied together
- 6. subtraction
- 7. division
- 9. whole number and/or the additive inverse of a whole number is an integer
- 11. an expression used to calculate a desired result, such as a formula to find volume or a formula to count combinations
- 12. makes a negative number positive.
- 13. an operation that is independent of the order of the numbers or symbols concerned
- 14. an operation in which the outcome is independent of the grouping of the symbols and numbers involved
- 15. way of rewriting a number as a fraction of 100
- 20. a mathematical sentence built from expressions using one or more equal signs
- 21. find all solutions to an equation, inequality, or a system of equations and/or inequalities.
Down
- 1. the number part in front of the non-numerical symbol(s) in an algebraic expression, signifying multiplication
- 4. a term or expression with no variables.
- 5. a number related to another in such a way that when these two numbers are multiplied together their product is 1
- 8. length of the boundary around a shape or a figure
- 10. addition
- 16. a number whose value never changes
- 17. value/magnitude of a number regardless of its sign
- 18. multiplication
- 19. a symbol that stands for an unknown quantity