Expressions Review

4. ____________ property of multiplication states that when we multiply an number by zero, the resulting product is always zero.
6. The number of times the base is multiplied by itself
8. A number, variable or a product of a number and one or more variables.
9. ___________ property states that to multiply a sum or difference by a number, multiply each term inside the parentheses by the number outside the parentheses.
13. Two algebraic expressions connected by =, <, > or similar sign
14. To write a number as a product of its factors
15. A number, variable or combination of number and variables separated by + or - signs
16. A term that does not have a variable
17. A sentence with an equal (=) sign

1. ____________ property states that changing the grouping of addends does not change the sum
2. The largest power of a variable in an expression
3. ____________ property states that changing order of addends does not change the sum
5. A sentence with a sign other than an equal sign
7. A number multiplied by a variable or variables
10. ____________ property of multiplication states that the product of one and any number is that number.
11. A letter that can be replaced by a number
12. The number used as a factor with an exponent