Across
- 3. property of multiplication The product of any number and zero is equal to zero.
- 6. Decreasing one quantity by another. Also known as adding the opposite.
- 8. To solve an algebraic expression with known variable values.
- 9. Adding a number to zero a given amount of times. Notated with an "x", a dot, or parentheses.
- 10. coefficient Also known as a coefficient. The number factor (constant) accompanying the variable in a term.
- 11. Any symbol that stands in the place of a number or numbers.
- 14. property of addition The sum of a number and its opposite is equal to zero.
- 15. A number/variable whose value does not change.
- 18. element The element in a set, typically of numbers, that does not change the value of any element in the set when those elements are combined in a given operation.
- 21. Two non-equal numbers that are the same distance from 0.
- 22. property Changing the grouping of terms (visualized as moving parentheses), if all operations are the same, does not change the answer. Applies to addition and multiplication.
- 25. Increasing one value by another. Also thought of as subtracting the opposite.
- 27. factor A number that divides all numbers in a given set evenly.
- 30. To write or say something in a different way.
- 32. value Counting how many of a certain unit there is in a number.
- 34. terms Terms that have the same variable(s) with the same exponents. Coefficients may be different.
- 35. Any of the numbers being combined in a multiplication problem. Any number that divides a given number evenly.
- 37. The answer to an addition problem.
- 38. property of addition The sum of any number and zero is equal to that number.
- 39. Increasing or decreasing a number to the closest specified place value.
Down
- 1. The set of all numbers that includes all positive and negative whole numbers.
- 2. inverses Two numbers whose sum is equal to zero.
- 4. Two expressions, that may contain different numbers and/or operations, that represent the same value.
- 5. numbers The set of numbers that includes 0 and all positive multiples of 1.
- 7. property Changing the order of the terms, if all operations are the same, does not change the answer. Applies to addition and multiplication.
- 8. A mathematical statement consisting of numbers and/or operations.
- 12. Finding a value close to a given number, typically through rounding.
- 13. The answer to a multiplication problem.
- 16. One of the numbers being combined in an addition problem.
- 17. A way of showing a stated rule is true by using previously accepted rules and facts.
- 19. property of addition The sum of two integers equals an integer.
- 20. property of multiplication The product of any two integers is an integer.
- 23. expression An expression with variables.
- 24. To eliminate as many operations, numbers, and/or variables from an expression as possible.
- 26. property of multiplication The product of any number and one is equal to that number.
- 28. of Operations A list of steps used to help solve expressions with more than one operation (even if they are the same operation).
- 29. Rules that are accepted to be true under a given set of circumstances.
- 31. A constant, a variable, or the product of a constant and one or more variables. They are separated from each other by addition or subtraction in an expression.
- 33. property The product of a factor and a sum is equal to the sum of the products of each addend times the factor.
- 36. Determine the amount or number of something mathematically.
- 37. To replace a value in an expression with another value.