Crossword Crazy

4. a picture that shows a model of the problem you are solving
5. products found by breaking the factor apart into two numbers and them adding them together to get your factor
8. states that you can change the grouping of the factors and the product stays the same
10. to get less
12. it contains numbers and at least one operation
14. the square footage inside a object
15. a answer to a multiplication problem
17. the answer to a subtraction problem
18. when you round to get a close answer to any problem
19. the numbers used to write a number

1. it states that the order of factors can be changed, but the product stays the same
2. is a process that determines which multiple of 10, 100, 1000, and so on, a number is closest to
3. a group of three digits separated by commas, starting form the right
6. the answer to a division problem
7. states that multiplying a sum or a difference by a number is the the same as multiplying each number in the sum or the difference by the number and adding or subtracting the products
9. to get more
11. states that when you multiply anything by zero your answer will be zero
13. a number written as the sum of the values of its digits
16. the length around the object
20. the answer to a addition problem