Across
- 3. -5+5=0
- 4. mathematical phrase involving numbers and operation symbols, no variables
- 9. (a+b)+c=a+(b+c)
- 15. term that has no variable
- 16. mathematical sentence that has an equals sign
- 17. numerical factor of a term (the 2 in 2a)
- 18. the product of reciprocals is 1
- 19. anything times zero is zero
- 22. a+b=b+a
- 25. a value that makes the equation true
- 26. same variable factors
- 28. has two parts: base and exponent
- 29. an equation that is true for every value of the variable
- 30. 1,2,3 ...
Down
- 1. 8+0=8
- 2. 0,1,2,3 ...
- 5. 71*1=71
- 6. a symbol that represents the value of a quantity(usually a letter)
- 7. a number that is multiplied repeatedly
- 8. a number, variable, or product of a number and variables
- 10. mathematical phrase that includes one or more variables
- 11. to replace an expression with its simplest form
- 12. ...-3,-2,-1,0,1,2,3...
- 13. number that shows repeated multiplication
- 14. anything that can be measured or counted
- 20. a mathematical statement that has algebraic expressions and symbols
- 21. to substitute a given number for each variable, then simplify (to solve)
- 23. decimals that repeat or terminate
- 24. an expression that has no like terms or parenthesis
- 27. numbers decimals do not repeat and never terminate