##### Across
1. 4. The smallest multiple that 2 or more numbers have in common.
2. 7. The numerical factor of a term that contains a variable.
3. 11. Parts of an expression that are separated by addition or subtraction.
4. 12. The set of positive whole numbers, their opposites and 0.
5. 15. This property of addition states that changing the grouping of the addends doesn't change the sum. (Grouping does not matter.)
6. 16. The answer to a multiplication problem.
7. 17. The Identity property of _____ states that the product of any number and one is that number.
8. 19. The numbers being added.
9. 20. Lines that run from left to right.
10. 21. This type of fraction has a numerator greater than the denominator.
11. 23. Product The product of one numerator and the opposite denominator in a proportion.
12. 24. Value Tells you the value of a digit based on its place in a particular number.
13. 25. This property of addition states that the sum of any number and zero is that number.
##### Down
1. 1. To express in simplest terms.
2. 2. The top number in a fraction.
3. 3. A number's distance from zero.
4. 5. This property shows how multiplication affects an addition and subtraction problem.
5. 6. The opposite. Also, operations that undo each other.
6. 8. A ratio or comparison of two quantities with different units.
7. 9. The bottom number in a fraction.
8. 10. A number that can be written as a ratio of two integers and the denominator is not zero.
9. 13. What type of decimal stops.
10. 14. The answer to a subtraction problem.
11. 18. To replace each variable with a number and then follow the order of operations.
12. 22. A portion of 100.